When the data form a 2 x 2 matrix, the phi-coefficient is used to measure effect size for the chi-square test for independence. If other factors are held constant, how does the sample size influence the values for phi and chi-square?
A) ?A larger sample increases both the values of phi and chi-square.
B) ?A larger sample increases the value of phi but has no effect on the value of chi-square.
C) ?A larger sample increases the value of chi-square but has no effect on the value of phi.
D) ?Sample size does not influence either the value of phi or chi-square.
C
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