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    Chi-square statistics and contingency tables

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    a) Why do you use the chi-square statistic?
    b) What type of data is used with chi square analysis?
    c) What are the hypotheses in a chi-square test for independence?
    d) How do we calculate the expected frequencies for each cell of a contingency table?
    e) How do we calculate the degrees of freedom for an r x c contingency table?

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    Solution Summary

    This solution answers questions regarding chi-square statistics and contingency tables.