Carrying Out a Chi-Square Test for Goodness of Fit

AP Statistics· difficulty 3/5

χ² test stat is

  • A

    Σ (observed − expected)/expected

  • B

    Mean of observed counts

  • C

    Σ (observed − expected)²/expected

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  • D

    Σ observed/expected

Explanation

Standard chi-square test statistic.

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