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Uses of Bar Graphs: When you want to display data that are grouped into discrete categories. When you want to compare differences among categories. Example: The Bar Graph below illustrates the total sum of Sales of Product A and Product B for each of three years (three categories).
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Searches related to define trivial graph analysis in psychology
Descriptive Statistics. Statistics is the grammar of science. 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.
Learning Objectives. Describe differences between groups in terms of their means and standard deviations, and in terms of Cohen’s d. Describe correlations between quantitative variables in terms of Pearson’s r.
- Rajiv S. Jhangiani, I-Chant A. Chiang, Carrie Cuttler, Dana C. Leighton
- 2015
To organize and summarize their data, researchers need numbers to describe what happened. These numbers are called descriptive statistics. Researchers may use histograms or bar graphs to show the way data are distributed. Presenting data this way makes it easy to compare results, see trends in data, and evaluate results quickly.
Sep 25, 2017 · This process often involves subjective decisions (e.g., the evaluation, exploration, and/or deletion of outliers) which are an integral part of the analysis. Thus, graphs are among the most appropriate tools to enhance transparency and confer plausibility to such decisions.
- Massimiliano Pastore, Francesca Lionetti, Gianmarco Altoè
- 10.3389/fpsyg.2017.01666
- 2017
- Front Psychol. 2017; 8: 1666.
Jun 8, 2017 · In this paper, we introduce a new approach to estimate the number of dimensions to be retained. We term this approach exploratory graph analysis (EGA), since it is based on estimating a graphical model [13, 14, 15] followed by cluster detection to estimate the number of dimensions in psychological data.
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Chapter 12: Descriptive Statistics. 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.
