Types Of Quantitative Data
Data verification Whole process often takes 2-3 years. Categorical variables come in nominal or ordinal flavours, whereas numerical variables can be discrete or continuous. Different types of quantitative research methods are used to research data and convert them into number and statistics to support and prove the research topic. It is easier to understand the different types of quantitative research designs if you consider how theresearcher designs for control of the variables in the investigation. What is the basic methodology for a quantitative research design? The overall structure for a quantitative design is based in the scientific method. Different types of questions or hypotheses demand different types of research designs, so it is important to have a broad preparation and understanding of the different types of research designs available. 2 Scales and "data assumptions" 2. Oftentimes, quantitative data is used to analyze qualitative data sets. Quantitative research allows you to measure and examine the data. Degree of structure: Quantitative methods are considered to be structured with definite measures and types of analyses, while qualitative methods are said to be unstructured because their. The following are the basic types of data. Quantitative data refer to numbers and statistics, and is very useful in finding patterns of behavior or overriding themes. QUANTITATIVE APTITUDE Data Interpretation is one of the easy sections of one day competitive Examinations. Tools for Analyzing Quantitative Data. There are four main types of quantitative research designs: descriptive, correlational, quasi-experimental and experimental. To find a quantitative study, possible keywords include the type of study, data analysis type, or terminology used to describe the results. Discrete vs Continuous Data. This section will focus on ways to organize quantitative data into tables, charts, and graphs. To get to know about the data it is necessary to discuss about data objects, data attributes and types of data attributes. This approach starts with data. Type of Data Collected Words, images, or objects. Qualitative and Quantitative Sampling Types of Nonprobability Sampling Nonprobability sampling Typically used by qualitative researchers Rarely determine sample size in advance Limited knowledge about larger group or population Types Haphazard Quota Purposive Snowball Deviant Case Sequential Populations and Samples A population is any well-defined set of units of analysis. Quantitative data is used to describe things, which can be counted or numerically expressed. Quantitative ('quant') research is used to quantify the problem by way of generating numerical data that can be transformed into useable statistics. For example, it does not make sense to find an average hair color or blood type. All data that is quantifiable, verifiable, and amenable to statistical manipulation classifies as quantitative data. The goal of quantitative methods is to determine whether the predictive generalizations of a theory hold true. Types of Quantitative data. It saves efforts and expenses. Thanks to this type of data, we know things like the distance between the sun and the moon, and why we have seasons, days, and nights. A quantitative approach is usually. There is a well-documented shortage of professionals with quantitative skills, making graduates with such competencies in high demand. Different types of quantitative research methods are used to research data and convert them into number and statistics to support and prove the research topic. por) delimited text and command (‘setup’) file. The quantitative types argue that their data is 'hard', 'rigorous', 'credible', and 'scientific'. Its central premise is that the use of quantitative and qualitative approaches, in combination, provides a better understanding of research problems than. The method of analysis differs for each type of data. 4) analyze the data. Let us comprehend this in a much more descriptive manner. In such cases, the data obtained are considered part of instrument development rather than findings. Let's say you want to describe a cat. The two basic divisions of data are qualitative or categorical data and quantitative or numeric data. The notable techniques of data analyzation are primary data, secondary data, qualitative data and the quantitative data. For example, suppose that a particular study is interested in characteristics such as age, gender, marital status, and annual income for a sample of 100 individuals. Indirect c. Some examples of quantitative data are your height, your shoe size, and the length of your fingernails. PREFERRED FILE FORMATS FOR SHARING, RE-USE AND PRESERVATION. We will explore some of the issues and challenges associated with quantitative research in this section. For example, the number of people who download a particular application from the App Store. Qualitative researchers can be found in many disciplines and fields, using a variety of approaches, methods and techniques. Quantitative and qualitative data provide different outcomes, and are often used together to get a full picture of a population. Analysis of data. This topic is usually discussed in the context of academic. Knowing what happens on your website is hard. To get to know about the data it is necessary to discuss about data objects, data attributes and types of data attributes. Don't let your quantitative data site around idly! Check out our tips on using quantitative research to help boost your company's surveys. Data may be grouped into four main types based on methods for collection: observational, experimental, simulation, and derived. While qualitative data provides a subjective overview of marketing problems, quantitative defines a structured cause-and-effect relationship between the problem and factors. As a matter of fact, data collection methods are classified into two, and they are based on these types of data. Complete coverage of Quality Audit techniques may be found in The Handbook for Quality Management (2013, McGraw-Hill) by Paul Keller and Thomas P. Short-cut to Examples Questionnaire Example. The only difference is that the area between the axis and line are coloured. In daily practice, research steps will be omitted, repeated, performed in different orders, etc. Quantitative data are used when a researcher is trying to quantify a problem, or address the "what" or "how many" aspects of a research question. It can be ranked or ordered. Each of the following is an example of quantitative data:. Although quantitative data usually involves numbers and equations, some data records actions, such as the frequency of human behavior. Simple math or more advanced statistical analysis is used to. Quantitative data is numerical and can be counted, quantified, and mathematically analyzed. The quantitative types argue that their data is 'hard', 'rigorous', 'credible', and 'scientific'. For example, Amount of Insurance Sold is a quantitative variable that can assume many values. A research design is a systematic approach that a researcher uses to conduct a scientific study. Quantitative data. This entry was posted in Biostatistics and tagged Primary data, Secondary data, Types of data on January 7, 2013 by drroopesh. Approach Most common type of data Stage of problem Categories of Theory Experimental Quantitative Evaluation Testing or revising Causal-comparative Quantitative Evaluation Testing or revising Historical Quantitative or Qualitative Description Testing or revising Developmental Quantitative and qualitative Description Building or. Qualitative and quantitative information used together provide a full range of information for the topic or circumstances being researched. For example, typing speed is quantitative. While quantitative research is based on numbers and mathematical calculations (aka quantitative data), qualitative research is based on written or spoken narratives (or qualitative data). Often, evaluators of rural obesity programs use a mixed methods approach, combining qualitative and quantitative methods within one evaluation (e. “Lies, damn lies and statistics” is a quote often used to describe the myriad of ways in data can be manipulated. The type of data you collect will influence the plan and approach you take. We want to make this open-source project available for people all around the world. Support the Data in Your Thesis with Quantitative Data Analysis, and Get the Right Kind of Help to Make Your Thesis Stand Out! What can we do for your thesis? Anyone who has ever gone through the painful process of writing an entire thesis from scratch must be all-too-aware of the blood, sweat, and tears that go into creating a thesis. They also stress the importance of exact definitions of these variables, including what units they are recorded in. Interpretive/critical • Wh t t i t li h i t dWhat are we trying to accomplish in a study – Hypothesis testing vs. Quantitative research is "explaining phenomena by collecting numerical data that are analysed using mathematically based methods (in particular statistics). country names) ordinal, i. Quantitative data permits an understanding of the magnitude of a response. This occurs in content analysis and interview data. Quantitative methods use numbers for interpreting data (Maki, 2004) and \"are distinguished by emphasis on numbers, measurement, experimental design, and statistical analysis\" (Palomba & Banta 1999). Any information from which you can create averages, differences, or totals is quantitative data. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Collecting good data is the foundation on which you gather evidence and make sense of it. For example, bar graphs and pie charts are used to represent the distribution of qualitative (nominal and ordinal) data;. Quantitative data is information about quantities; that is, information that can be measured and written down with numbers. What is Data? Types of Variables; Unit 1: Exploratory Data Analysis. Is the characteristic something you can objectively measure with numbers or not? Quantitative: The information is recorded as numbers and represents an objective measurement or a count. Quantitative data may be either discrete or continuous. gender, types of admission Quantitative data * Data which are measured on a numerical scale * e. QDR curates, stores, preserves, publishes, and enables the download of digital data generated through qualitative and multi-method research in the social sciences. Gold Silver Bronze 2088 1195 1052 Gold Silver Bronze 0 500 1500 2500 Gold Silver Bronze 8 Types of Data ! Quantitative. Other Quantitative Surveys. Information from a sample is used to make generalizations or predictions about a population. There are two types of variables: quantitative and categorical. If you are finding it hard to pick the right chart type for your type of data, refer to chart. Regardless of type of data collected in a study, data collection methods vary along several dimensions, including structure, quantifiability, and objectivity. One of the advantages of this type of research is that it is easier to compile the data onto a chart or graph because of the numbers that are made available (Word press, 2011). Published data is the most reliable secondary source of information. While that description may seem somewhat basic and straightforward, there are many important aspects to consider. QUANTITATIVE APTITUDE Data Interpretation is one of the easy sections of one day competitive Examinations. Quantitative data included standardised outcome measures of health and well-being, health related behaviour, psycho-social interaction and socio-economic status ; qualitative data used semi-structured interviews to explore participants' views about the intervention, its outcome, and the acceptability of the research process. in a given year. The Strengths and Weaknesses of Research Methodology: Comparison and Complimentary between www. There are more ways to summarize quantitative data than qualitative data because numerical data comes in two forms: discrete or continuous (as mentioned earlier). Published data can be obtained from various sources like books, magazines, newspapers, journals and periodicals etc. Quantitative data is measurable, often used for comparisons, and involves counting of people, behaviors, conditions, or other discrete events (Wang, 2013). It discusses the differences between tables and graphs and it discusses various types of graphs. In statistics, marketing research, and data science, many decisions depend on whether the basic data is discrete or continuous. Part 1: quantitative research Abstract When caring for patients it is essential that nurses are using the current best practice. The data includes students' personal information (demographic data), enrollment, courses, grades, degrees, and transfer credit. While quantitative research is based on numbers and mathematical calculations (aka quantitative data), qualitative research is based on written or spoken narratives (or qualitative data). In general there are two basic types of primary research – quantitative data collection and qualitative data collection. 3) collect the data. Temperature is a good example. use of qualitative methods to generate more and better quantitative data and to understand the process by which an intervention works, in addition to ascertaining its overall ﬁnal impact. The type of research data you collect may affect the way you manage that data. Indirect c. Data is the representation of meaning using a set of symbols. The validity of published data is greater than unpublished data. As the name implies, quantitative data deals with quantities and hard numbers. So data collected from set-top boxes, for two television programs in the, I believe, early 2000s. Descriptive Statistics. The data includes students' personal information (demographic data), enrollment, courses, grades, degrees, and transfer credit. Is the characteristic something you can objectively measure with numbers or not? Quantitative: The information is recorded as numbers and represents an objective measurement or a count. You can find quantitative articles by searching in the Library databases using methodology terms as keywords. There are a variety of ways that quantitative data arises in statistics. There are many types of graphs that can be used to portray distributions of quantitative variables. Data can be defined as groups of information that represent the qualitative or quantitative attributes of a variable or set of variables, which is the same as saying that data can be any set of information that describes a given entity. They are: 1. For example, the dimension City indicates the city, for example, "Paris" or "New York", from which a session originates. Qualitative evidence provides richer, deeper and broader information based on a few individuals or case examples. Information from a sample is used to make generalizations or predictions about a population. The researcher does not begin with a hypothesis, but he would rather develop one only after the data is collected. iosrjournals. Quantitative analysis is more objective in nature. Data can be qualitative or quantitative. Quantitative Research: Reliability and Validity. Spreadsheets generally accept two fundamental types of data: constant data, such as a constant number, date, time or text, or formulas. Let us comprehend this in a much more descriptive manner. Review your course text or notes for other terms specific to your field of study. Qualitative research can take many forms. As shown in Figure 1, either qual-itative or quantitative approaches to sampling, data collection, and data analysis may prevail or. If we exclude quantitative displays that are used for mathematical purposes (e. Simply put, quantitative data gets you the numbers to prove the broad general points of your research. distinction is not directly related to the difference between quantitative and qualitative data, but a 7 Tennyson, R (2003) discusses 12 stages in the partnering process. 3: Regression with Quantitative and Qualitative Variables At times it is desirable to have independent variables in the model that are qualitative rather than quantitative. Name is the only variable that is qualitative rather than quantitative, because it is not measured in terms of numbers. • Determine how to apply quality standards to quantitative data to ensure a robust set of indicators and data. The names of the two types of analysis are an indicator of the way analysis is conducted. Qualitative research focuses on narratives and experiences. Survey research is an efficient way of gathering data to help answer a research question. Two other summary methods for quantitative data are stem-and-leaf plots and dot-plots. hypothesis development • Type of “logic”Type of “logic”. Continuous variables are part of a continuous range of values (ie. Qualitative and quantitative research techniques are used in marketing , sociology , psychology , public health and various other disciplines. A variable is an item of data. Chapter 1: Basic Concepts in Research and Data Analysis 7 Values A value refers to either a subject's relative standing on a quantitative variable, or a subject's classification within a classification variable. Quantitative data are used when a researcher is trying to quantify a problem, or address the "what" or "how many" aspects of a research question. It uses mathematical models, theories, and hypotheses. Google/Yahoo are only third-parties to provide you the historical data. Spatial Data Objects. The following are common types of quantitative data. 2 Mixed methods approaches may mean a number of things: ie a number of different types of methods in a study or at different points within a study, or, using a. Quantitative data analysis may include the calculation of frequencies of variables and differences between variables. It is, therefore, crucial for the project manager to use these techniques to shed light on what the collected data is all about. Please, note that you cannot always trust the data, sometimes they are nominal or real, and sometimes you won't know the type of data. In computer science, binary decisions make up the Boolean data type, in which two values are associated with different actions within a process flow. Help with Choosing your Data Collection Instruments. This information can then be evaluated using statistical analysis which offers researchers the opportunity to dig deeper into the data and look. The following scatter plot. Quantitative data based on precise measurements using structured & validated data-collection instruments. Simple math or more advanced statistical analysis is used to. (SPSS, Stata, SAS, etc. Data collection methods for impact evaluation vary along a continuum. Sort your data by one group (think about which is most logical). height) the distinction between discrete and continuous variables is often blurred. Quantitative Techniques with support of qualitative factors is necessary. Qualitative vs Quantitative Research Snap Survey Software is the ideal quantitative research tool where structured techniques; large numbers of respondents and descriptive findings are required. Different types of quantitative analysis tools include graphs, linear regressions and hypothesis testing. Generally, quantitative research is used in scientific experimentation and analyzing statistics. 2 - Organizing and Graphing Quantitative Data Since quantitative data doesn’t have natural categories, we divide the data into classes. In general there are two basic types of primary research – quantitative data collection and qualitative data collection. With some reformatting of the earlier data, we can get a count of medals for each year. Survey research is an efficient way of gathering data to help answer a research question. Quantitative approach to the planning of data collection Most of the parameters involved in data collection have to be considered individually for each experiment. Programming Quantitative Techniques Mathematical Quantitative Techcniques: A technique in which quantitative data are used along with the principles of. In general there are two basic types of primary research - quantitative data collection and qualitative data collection. Interval and ratio data measure quantities and hence are quantitative. One answer is to consider a mixed methods approach as your design, combining both qualitative and quantitative research data, techniques and methods within a single research framework. Qualitative and Quantitative Data Try the given examples, or type in your own problem and check your answer with the step-by-step explanations. As the name implies, quantitative data deals with quantities and hard numbers. Qualitative Data. But many people would call it quantitative because the key thing is how many choose which candidate. When composing a research question, a researcher needs to determine if they want to describe data, compare differences among groups, assess a relationship, or determine if a set of variables predict another variable. Quantitative data are made of numerical information, the analysis of which involves statistical techniques. Bar graphs, pie charts, line graphs, and histograms are an excellent way to. The different types of data are primary, secondary, qualitative, or quantitative. In practice, these means hooking up databases to "business logic" and brokerage APIs. 2 Mixed methods approaches may mean a number of things: ie a number of different types of methods in a study or at different points within a study, or, using a. You need help because there are many dissertation data collection instruments to consider. Other possible references include: Quantitative Chemical Analysis, Chemometrics, or Instrumental. CLASSIFICATION OF RESEARCH DESIGN (POLIT & HUNGLER, 1999) 2/18/2014 www. Size of datasets analyzed is only limited by the machine Limitations Large online help community but no 'formal' tech support; Have to have a good understanding of different data types before real ease of use begins. Most statisticians prefer to classify data as being either qualitative or quantitative. hard data • A ti f i l lifAssumptions of social life – Positivist vs. The data can be used to forecast automatically without many complications. Theory and practice in the design of data graphics, 250 illustrations of the best (and a few of the worst) statistical graphics, with detailed analysis of how to display data for precise, effective, quick analysis. In quantitative data analysis you are expected to turn raw numbers into meaningful data through the application of rational and critical thinking. Traditional Data Science skills (statistics, mathematics, and computing) are increasingly important and essential to most disciplines and careers. Right now pasted data must have variable names (use single words, no symbols) Dotplot coloring may not exactly match count, as coloring is based on bin mid-points For the Spanish version, click here. Chart and Diagram Slides for PowerPoint - Beautifully designed chart and diagram s for PowerPoint with visually stunning graphics and animation effects. Approach: deductive; tries to be value-free/has objectives/ is outcome-oriented. The type of data collected guides the analysis process. Narrative 3. qualitative data: Data that approximates or characterizes but does not measure the attributes, characteristics, properties, etc. Sort your data by one group (think about which is most logical). Quantitative data. If your boss asks you to do a quantitative analysis of this month's ice cream sales, he's not asking you to talk about how pleasant the customer interactions were. For example, the number of people who download a particular application from the App Store. In experimental settings, researchers can directly collect quantitative data (such as reaction times, blood pressure) or such data can be self-reported by research participants on a pretest or posttest. grams for qualitative data analysis; you will see that these increasingly popular programs are blurring the distinctions between quantitative and qualitative approaches to textual analysis. This gives you direct access to our best-of-breed content - as well as from other leading vendors, including S&P, MSCI, and Russell - without the pain. Research may involve a variety of methods    and various aspects of education including student learning, teaching methods , teacher training, and classroom dynamics. Your research methods tutor can give you further information on these types of data, but here are some common quantitative data collection methods and their definitions:. DeFranzo September 16, 2011 Many times those that undertake a research project often find they are not aware of the differences between Qualitative Research and Quantitative Research methods. There’s much healthy debate on what usability research methods should be used, and when. Data can be qualitative or quantitative. You may also see sales analysis examples. Instead of exploring or describing a phenomena, quantitative methods deal with facts and statistics. So these are time series plots that were produced using television tuning data. Definition: Quantitative data is data expressing a certain quantity, amount or range. Quantitative research is all about numbers. character(), is. Further, the quantitative data can be classified as discrete or continuous data. Any information from which you can create averages, differences, or totals is quantitative data. The researcher does not begin with a hypothesis, but he would rather develop one only after the data is collected. There is a never-ending debate on, which research is better than the other, so in this article, we are going to shed light on the difference between qualitative and quantitative research. You can have all the user data in the world but no idea what to do with it, no process to manage it, and no way to filter the signal from the noise. This type of research is often used in science or medicine. height) the distinction between discrete and continuous variables is often blurred. drjayeshpatidar. – Typically the first kind of data analysis performed on a data set – Commonly applied to large volumes of data, such as census data-The description and interpretation processes are different steps – Univariate and Bivariate are two types of statistical descriptive analyses. Recommended Citation. A measurement of something physical. As the name implies, quantitative data deals with quantities and hard numbers. Descriptive techniques often include constructing tables of means and quantiles, measures of dispersion such as variance or standard deviation, and cross-tabulations or "crosstabs" that can be used to examine many disparate hypotheses. , quiz and test grades) acquired during semesters prior to this project cannot be used since the course structure and instrumentation for this project was specifically organized so that a clear evaluation could be performed between the. Continuous variables. Data Interpretation questions are grouped together and refer to the same table, graph or other data presentation. As a general rule, counts are discrete and measurements are continuous. This type of data is often in contrast to quantitative data, which is data that can be measured. Size of datasets analyzed is only limited by the machine Limitations Large online help community but no 'formal' tech support; Have to have a good understanding of different data types before real ease of use begins. Deciding on a method of data collection requires knowledge of the data type you're collecting. That temperature reading is continuous data – data that exist on a continuum. Closed ended questions are used in this type of method and are assigned numerical values for the responded to choose from; such as allowing participants to choose their age groups. In relation to terminology used in Chapter 1, nominal data are a type of categorical (qualitative) data. It was also shown how cost/benefit analysis works. Definition and meaning of Quantitative research Quantitative research is a means for testing objective theories by examining the relationship among variables (Polit and Hungler 2013; Moxham 2012). Qualitative data is the data that can be classified/categorized but it can not be measured. Discrete data is a count that can't be made more precise. It is time saving. In this type of research, you will understand the relationship between a dependent and independent variable. Although quantitative data usually involves numbers and equations, some data records actions, such as the frequency of human behavior. They are: 1. There are different methods of collecting data, and there are different types of data collected. If you collect qualitative data and quantitative data simultaneously and independently, and if you then analyze the results, you’re executing a convergent parallel design. Quantitative Technique is the scientific way to managerial decision-making, while emotion and guess work are not part of the scientific management approach. They may be used to communicate precise magnitudes. Quantitative data can be analyzed in a variety of different ways. To better understand this style of research we need to break down its major tenets. Semi-structured data is a cross between the two. Mining data includes knowing about data, finding relation between data. Scales and "data assumptions" 1. Sources and types of data. Quantitative Variables - Variables whose values result from counting or measuring something. Theory and practice in the design of data graphics, 250 illustrations of the best (and a few of the worst) statistical graphics, with detailed analysis of how to display data for precise, effective, quick analysis. Primary methods of data collection There are different types of primary data and they are used according to the type of study. Graphical presentation of quantitative data greatly improves information perception, absorption, and retention. (SPSS, Stata, SAS, etc. This conversion or “processing” is carried out using a predefined sequence of operations either manually or automatically. Use the green squares on the movable line to change slope, intercept. random selection. Any person can easily forecast on the basis of available data. The type of data collected guides the analysis process. It is a type of structured data, but lacks the strict data model structure. Researchers refer to the process of confirming a hypothesis -- the assumption -- as testing the hypothesis. Simple math or more advanced statistical analysis is used to. In statistics, quantitative data is numerical and acquired through counting or measuring and contrasted with qualitative data sets, which describe attributes of objects but do not contain numbers. DeFranzo September 16, 2011 Many times those that undertake a research project often find they are not aware of the differences between Qualitative Research and Quantitative Research methods. 22 Features of Qualitative Data Analysis The distinctive features of qualitative data collection methods that you studied in Chapter 9 are also reflected. As a matter of fact, data collection methods are classified into two, and they are based on these types of data. Returns TRUE or FALSE Use as. The different types of data are primary, secondary, qualitative, or quantitative. The sequential explanatory method employs two different data-collection time points; the quantitative data are collected first and the qualitative collected last. Different types of quantitative analysis tools include graphs, linear regressions and hypothesis testing. Temperature. 5), specimens tested either positive or negative for a disease (Dichotomous=. Google/Yahoo are only third-parties to provide you the historical data. The researcher does not begin with a hypothesis, but he would rather develop one only after the data is collected. In the study of statistics, the main focus is on collecting data or information. As a matter of fact, data collection methods are classified into two, and they are based on these types of data. Quantitative Comparison questions are integrated with the Problem Solving questions in two, 30-minute math sections. The distinction between qualitative and quantitative research is by no means absolute and it's better to think about qualitative and quantitative data. Qualitative data consist of words and narratives. Belmont, CA: Wadsworth Cengage, 2010; Muijs, Daniel. Although other types of data have been used to make important contributions to criminological thought, the analysis of quantitative data has always played an important role in the development of knowledge about crime. Whilst we describe the main characteristics of qualitative, quantitative and mixed methods dissertations, the Lærd Dissertation site currently focuses on helping guide you through quantitative dissertations, whether you are a student of the social sciences, psychology, education or business, or are studying medical or biological sciences, sports science, or another. Based on some theoretical foundations, hypotheses are formulated. You also saw that some quantitative variables have possible values of only discrete points on a scale. There are two common scales used the quantitative measures: The ratio scale which is used to measure variables such as age and money. The method of analysis differs for each type of data. Ambiguities in classifying a type of variable. Data from multiple sources enrich decisions about professional learning that leads to increased results for every student. However, all qualitative data can be coded quantitatively. While it is mostly quantitative, there are a couple examples of qualitative data visualization. This type of data is collected through methods of observations, one-to-one interview, conducting focus groups and similar methods. This section is meant as a very brief overview of some of these elements for the purpose of beginning a conversation, thinking about ways to conduct. 1, Afua Appiah-Yeboah. Analysing quantitative data will help you generate findings on how much change has occurred as a result of your work and who has experienced change. Quantitative Data Analysis Presenter: ASMA MUHAMAD FARHANA BINTI YAAKUB 1 2. – Typically the first kind of data analysis performed on a data set – Commonly applied to large volumes of data, such as census data-The description and interpretation processes are different steps – Univariate and Bivariate are two types of statistical descriptive analyses. A commonplace example might be estimation of some variable of interest at some specified future date. Here we provide an overview of the major types of data in statistics. Measurement of physical objects: Calculating measurement of any physical thing. A second type of quantitative variable is called a continuous variable. Compiling Data With Excel Example. The data can be used to forecast automatically without many complications. Categorical data can take on numerical values (such as "1" indicating male and "2" indicating female), but those numbers don't have mathematical meaning. Every study is evaluated so that the information collected is secured in the most efficient manner. Researchers often prefer to use quantitative data over qualitative data because it lends itself more easily to mathematical analysis. Quantitative variables. To request access to these data, instructors should contact their school/college's data steward or the Office of the Registrar. Quantitative data differs in amount, or quantity; qualitative data differs in type or quality.