The decision rule in a chi-square goodness-of-fit test is to reject the null hypothesis if the computed chi-square value is greater than the table chi-square value.

Question

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In a chi-square goodness-of-fit test, if the computed chi-square value is greater than the critical value from the chi-square distribution table (at a given significance level), the decision rule is to reject the null hypothesis, indicating that the observed frequencies significantly differ from the expected frequencies.

The Decision Rule in a Chi-Square Goodness-Of-Fit Test Is to Reject