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AP Statistics
Unit 8 – Chi–Squares
Topic 8.2
Unit 8
8.2 Setting Up a Chi Square Goodness of Fit Test
The chi-square test statistic for a goodness of fit test is calculated by:
Subtracting the observed frequencies from the expected frequencies.
Dividing the observed frequencies by the expected frequencies.
Taking the difference between the observed and expected frequencies.
Summing the squared differences between the observed and expected frequencies.
Study guides (1)
AP Statistics - 8.2 Setting Up a Chi Square Goodness of Fit Test
Key terms
Chi-Square Test
Goodness of Fit Test
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