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    Chi-square test : Degree of uncertainty and credit earned

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    Observed Frequencies
    Degree of certainty
    Very certain somewhat certain Very certain Total
    Credit earned 0-9 12 8 3 23
    10-59 8 4 10 22
    60 or more 1 7 11 19
    Totals 21 19 24 64

    Test whether the degree of uncertainty is related to the credit earned.

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    https://brainmass.com/statistics/chi-squared-test/chi-square-test-degree-uncertainty-credit-earned-205331

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    Observed Frequencies
    Degree of certainty
    Very certain somewhat certain Very certain Total
    Credit earned 0-9 12 8 3 23
    10-59 8 4 10 22
    60 or more 1 7 11 19
    Totals 21 19 24 64

    First compute the expected ...

    Solution Summary

    Illustrates step by step how to do the chi-square test for hypothesis testing.

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