CHAPTER 8
Descriptive Statistics and Exploratory Data Analysis
In Chapter 8, we look at both numerical summaries (what are known as descriptive statistics) and graphical summaries related to exploratory data analysis (EDA). We discuss the topic of graphics more generally in Chapter 9, and the related topic of data visualization later in our text.
Statistician John Tukey popularized exploratory data analysis in his 1977 book of the same name. To Tukey, there was exploratory data analysis (EDA) and confirmatory data analysis (CDA), much as we talk about exploratory and confirmatory factor analysis today. Before we do any kind of serious analysis, ...
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