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F-Distribution loading

Use Fisher's exact test when a chi-square test cannot be conducted because one or more of the cells has an expected frequency of five or less.

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    F-Distribution

    F-Distribution

    by CK-12 //advanced
    In this Concept, students will be introduced to the F-distribution in order to test hypotheses about multiple independent population variances.
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  • Video
    F-Test for Variances

    F-Test for Variances

    by CK-12 //advanced
    Shows how to perform a F-test to analyze whether there is a difference between two variances and how to check for normality.
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  • Video
    F-distribution

    F-distribution

    by CK-12 //advanced
    Is the sample variance of the daily returns of Google different from that of Yahoo's daily returns? Learn more in this video.
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