Quantitative data are any pieces of information that can be displayed using numbers. Read online chapter 5 presentation and analysis of quantitative data book pdf free download link book now. Second, it is usually the best way to show the data to others. A userfriendly, handson guide to recognizing and conducting proper research techniques in data collection. For example, nominal data are used in many marketing studies, while ratio data are more often the tools of. Quantitative research design is an excellent way of finalizing results and proving or disproving a. Descriptive statistics are performed by analyzing one variable at a time univariate analysis. The cdf is the antiderivative or integral of the pdf and the pdf is.
Quantitative assessment methods this program will focus on guiding you through the process of planning for gathering and analyzing quantitative data. Data analysis, interpretation, and presentation pcori. In this chapter we will discuss methods of presenting such data in ways which enable a. Download chapter 5 presentation and analysis of quantitative data book pdf free download link or read online here in pdf. Quantitative data is defined as the value of data in the form of counts or numbers where each data set has an unique numerical value associated with it. In quantitative research, data analysis often only occurs after all or much of data have been collected. Realism, subjectivism and the paradigm wars now we have defined quantitative research, it is a good idea to compare it with qualitative research, to which it is usually put in opposition. These are presented in tables following the sequence of the specific research problem regarding the effectiveness of beat patrol system in of san manuel.
Graphs help to graphically visualize data better than charts or words. Ppt chapter 6 quantitative data analysis elham zarfsaz. Close ended question interviews can be conducted in quantitative research. Handoutonqualitativeandquantitativemethodsanddatasession4evidenceinformedpolicymaking. Jan 11, 2016 quantitative research tells the quality of some phenomena. Nominal data values can be assigned a code in the form of a number, where the numbers are simply labels ordinal data. Best practices for a successful research presentation. A roadside sign advertises prices, a common form of quantitative data, for fruit in a rural area of new zealand. The basic methods used to investigate numerical data are called statistics. Analysis comes at the end when there is data to analyze. Statistical techniques are concerned with the organisation, analysis, interpretation and. Difference of 40 cm an interval makes sense and has the same meaning anywhere along the scale. In addition, this session will briefly cover issues of how to make decisions about how such data is gathered.
What is data processing and data entry in quantitative research is discussed. Quantitative data is defined as the value of data in the form of counts or numbers where each dataset has an unique numerical value associated with it. Quantitative research nonexperimental survey experimental cause and effect pretestposttest laboratory quantitative research survey quantitative or numeric description of some part of a population a sample via questionnaire if people are involved results enables researcher to generalize the findings from a sample of responses. The flow of the presentation will depend on the type of mixed methods model you are using in you research. Quantitative data analysis ends with easy to understand and quantifiable results. Secondly, the article discusses elementary data analysis and data presentation. Colors, textures, smells, tastes, appearance, beauty, etc. Quantitative data is data which can be put into categories, measured, or ranked. Whatever you choose, text, table, or chart or all three, your visual information. Quantitative and qualitative 0 quantitative research inferential research 0 qualitative research interpretive research 0 both different in terms of goals, applications, sampling procedures, types of data, data analysis, etc. Data analysis present data analysis in a series of steps step 1. Before presenting and analyzing the quantitative data in this chapter and the qualitative data in the following chapter chapter 6, the following is a summary of the. Chapter 4 presentation, analysis and interpretation of data this chapter presents the data gathered, the results of the statistical analysis done and interpretation of findings.
Tools to collect and present data data can be presented in different formats that include tables, graphs, narratives. Pdf presenting quantitative research results researchgate. The cumulative distribution function cdf is the probability that the variable takes a value less than or equal to x. Reporting quantitative results from anderson 2001, suggestions for presenting the results of data analyses pdf available. In this study, data will be analysed using both the qualitative and quantitative method. Regarding qualitative and quantitative analysis of data, kreuger and neuman 2006.
Quantitative data can be represented visually in graphs and tables and be statistically analyzed. For a continuous variable, the probability density function pdf is the probability that the variate has the value x. Feb 04, 2016 quantitative data are any pieces of information that can be displayed using numbers. Graphs can be used to present both qualitative and quantitative data. When writing for an applied audience, give greater prominence to the research question, reduce. Quantitative research an overview sciencedirect topics. Famous quote from a migrant and seasonal head start mshs staff person to mshs director at a. Data presentation types type picture description proscons table a table shows the raw data presented in rows and columns. Take your hr comms to the next level with prezi video. Quantitative research tells the quality of some phenomena. Chapter 4 presentation, analysis and interpretation of data. Statistical data presentation article pdf available in korean journal of anesthesiology 703. At this point in time, one has to take a closer look at both methods of analysis.
An introduction for social researchers presents readers with the necessary statistical applications for carrying out the key phases of conducting and evaluating a research project. With current technologies, it is possible for almost anyone to distill quantitative data into text, or more visually, into a table or chart. Pdf analysing and presenting qualitative data paul gill. Introduction and purpose background and context descriptive data quantitative analysis. Intervals of equal length signify equal differences in the characteristic. The purpose of this study was to identify factors contributing to.
Building upon the discussion in chapter 6 we identify key types of survey questions and consider how the data generated by them might be coded and recorded. Tables and charts are two of the main ways of presenting a summary of your data, and a few tips on using these in research reports are outlined below. For nominal and ordinal data, we use nonmetric measurement scales in the form of categorical properties or. Collection and presentation of data economics notes module 6 presentation and analysis of data in economics 31 ii numerically expressed statistics or data are always quantitative in nature. The difference in 90 and 100 fahrenheit is the same as the difference between 80 and 90 fahrenheit. Quantitative numerical values representing counts or measures. First, it is a visual way to look at the data and see what happened and make interpretations. Qualitative information such as good, bad, average, handsome, ugly are examples of. Understand the appropriate measures for statistical analysis in quantitative research.
Ppt quantitative research powerpoint presentation free. Quantitative data analysis, sascha oberhuber, iris maurer. Data displays such as matrices and networks are often utilized to enhance data analysis and are more commonly seen in quantitative than in qualitative studies. The following notes are guidelines for how to display your data as clearly as possible. Quantitative data is data that can be analyzed as numbers as opposed to qualitative data. Time constraints similarly, data complexity and quality affect the time needed for data collection and analysis. Quantitative research nonexperimental survey experimental cause and effect pretestposttest laboratory quantitative research survey quantitative or numeric description of some part of a population a sample via questionnaire if people are involved. The designations employed and the presentation of material in this health information product, including maps and other illustrative materials, do not imply the expression of any opinion whatsoever on the part of. Populations, distances, prices, and other measurements are common forms of quantitative data. Quantitative research, in contrast to qualitative research, deals with data that are numerical or that can be converted into numbers. While quantitative research is based on numerical data analysed statistically, qual. Although technological innovations have shortened the time needed to process quantitative data, a good survey requires considerable time to create and.
Statistical techniques are concerned with the organisation, analysis, interpretation and presentation of numerical data. Quantitative data management, analysis and presentation of. Analysing and reporting quantitative data a how to. Reading lots of numbers in the text puts people to sleep and does little to convey. Quantitative data means data, or evidence, based on numbers. Offering a unique approach to numerical research methods, analyzing quantitative data. Trainingcurriculum2 examplesofqualitativeandquantitativedata. However, in qualitative research, data analysis often begins during, or immediately after, the. Also, learn more about advantages and disadvantages of quantitative data as well as the difference. Whatever you choose, text, table, or chart or all three, your visual information should be. Pdf analysing and presenting qualitative data paul.
Quantitative research can give results in between of a range. Analyzing and interpreting data 2 myths complex analysis and big words impress people. Statistics is a tool that is used for quantitative research. Stat1010 types of studies 6 16 levels of measurement for quantitative data. The order in many mixed methods research presentations, along the lines of the generic framework in the previous slide, typically consists of. Analysing and reporting quantitative data kirklees council. Data presentation the purpose of putting results of experiments into graphs, charts and tables is twofold. For the application of quantitative data analysis it is crucial that the selected method is appropriate for the data structure. But before starting the analysis you have to define the level of measurement involved in the quantitative data.
Quantitative n for numbers qualitative vs quantitative data qualitative data overview. The problem statement in this study indicates that the purpose of the research was to investigate the variables related to instructional leadership and their contribution to learner performance in the matriculation examination. All researchers perform these descriptive statistics before beginning any type of data analysis. In this chapter we will discuss methods of presenting such data in ways which enable a rapid appreciation of its principal features. Should be used for small datasets for comparison, e. Using graphs and charts to illustrate quantitative data no. Qualitative analysis is easier than quantitative analysis data have their own meaning stating limitations weakens the evaluation computer analysis is always easier and better.
Quantitative research is about quantifying the relationships between variables. Learn more about the common types of quantitative data, quantitative data collection methods and quantitative data analysis methods with steps. Quantitative and qualitative research differ somewhat in their approach to data analysis. All books are in clear copy here, and all files are secure so dont worry about it. Pros shows all data precise cons can be hard to interpret or see patterns pie chart a pie chart shows data as a. We offer one way of calculating some simple descriptive statistics using microsoft excel spreadsheet and, finally, we describe how excels chart wizard can produce simple graphs, bar charts. Analysing and reporting quantitative data kirklees. Visual displays help in the presentation of inferences and conclusions and represent ways of organizing, summarizing, simplifying, or transforming data. Data analysis, interpretation, and presentation anna loparev intro hci 022620 qualitative vs. Describe the data analysis processes in a qualitative study.
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