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R is the perfect language for creating a variety of chi-square tests, which are used to perform statistical analyses of counts of data. Here's how, with some sample code. A chi-square test (also ...

Example 28.5: Creating an Output Data Set Containing Chi-Square Statistics This example uses the Color data from Example 28.1 to output the Pearson chi-square and the likelihood-ratio chi-square ...

The frequency tables list the variable values (hair color) in the order in which they appear in the data set. The "Test Percent" column lists the hypothesized percentages for the chi-square test.