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In Chapter 3, we delve into the essential techniques for numerically summarizing data. This chapter covers measures of central tendency, such as the mean, median, and mode, to provide an overview of data distribution. We also explore measures of dispersion, including range, variance, and standard deviation, which help to understand the spread of data points. By the end of this chapter, readers will grasp how to analyze and summarize data sets effectively, preparing them for deeper statistical analysis.
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