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9 lip 2020 · Descriptive statistics summarize the characteristics of a data set. There are three types: distribution, central tendency, and variability.
This unit briefly reviews the distinction between descriptive and inferential statistics and then discusses the ways in which both numerical and categorical data are usually summarized for psychological research.
In this chapter, we focus on descriptive statistics, a set of techniques for summarizing and displaying the data from your sample. We look first at some of the most common techniques for describing single variables, followed by some of the most common techniques for describing statistical relationships between variables.
Descriptive statistics organize and summarize some important properties of the data set. Frequency distributions and histograms are effective tools for visualizing the data set. Measures of central tendency and dispersion are descriptive statistics.
11 lis 2022 · In this section, we focus on presenting descriptive statistical results in writing, in graphs, and in tables—following American Psychological Association (APA) guidelines for written research reports.
At this point, we need to consider the basics of data analysis in psychological research in more detail. In this chapter, we focus on descriptive statistics—a set of techniques for summarizing and displaying the data from your sample.
In this chapter, we focus on descriptive statistics—a set of techniques for summarizing and displaying the data from your sample. We look first at some of the most common techniques for describing single variables, followed by some of the most common techniques for describing statistical relationships between variables.
