The phi-coefficient is used to evaluate effect size for the chi-square test for independence,provided the test has df = 1.

Name: The phi-coefficient is used to evaluate effect size for the chi-square test for independence,provided the test has df = 1.
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Question

The phi-coefficient is used to evaluate effect size for the chi-square test for independence,provided the test has df = 1.​

Quizplus · Accepted Answer

The phi-coefficient is only applicable for the chi-square test of independence with df = 1, and it is used to determine the effect size of the relationship between two categorical variables. Therefore, the statement is true.

The Phi-Coefficient Is Used to Evaluate Effect Size for the Chi-Square