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AP Statistics
Unit 8 – Chi–Squares
Topic 8.3
The chi-square statistic in a chi-square goodness of fit test is calculated using which formula?
Σ ((expected - observed)^2 / observed)
Σ ((observed - expected)^2 / expected)
Σ ((observed + expected)^2 / expected)
Σ ((observed - expected)^2 / (observed + expected))
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AP Statistics - 8.3 Carrying Out a Chi Square Goodness of Fit Test
Key terms
Chi-Square Goodness of Fit Test
Chi-Square Statistic
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