(Answered) Question a psychologist studying addiction tests whether

Statistics

Question: A psychologist studying addiction tests whether cravings for cocaine and relapse are independent or related. The following table lists the observed frequencies in the small sample of people who use drugs.

(a) Conduct a chi-square test for independence at a .05 level of significance. Decide whether to retain or reject the null hypothesis.

(b) Compute effect size using and Cramer's V Hint: Both should give the same estimate of effect size.

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