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Using R for Statistics by Sarah Stowell

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CHAPTER 5

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Summary Statistics for Continuous Variables

A good place to begin analyzing your data is with some simple summary statistics. This chapter explains how to calculate summary statistics for continuous variables.

Two main types of summary statistics are univariate summary statistics and measures of association. Univariate statistics are those that are calculated from a single variable. This includes measures of location such as the mean and median, and measures of dispersion such as the variance, standard deviation and range. Measures of association summarise the relationship between two variables, and include the covariance, Pearson’s ...

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