Jennie wants to study the relationship between whether people exercise at least 5 times per week (yes vs. no) and whether they actively seek organic produce (yes vs. no). When she collects her frequency data, what measure of effect size should she use?

a. Cohen’s w
b. Contingency coefficient
c. Phi coefficient
d. Cramer’s V

a. Cohen’s w
b. Contingency coefficient
*c. Phi coefficient
d. Cramer’s V

Psychology

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