Professor U. R. Okay believes that students who are rejected by their peers are more likely to fail in school. He collects data from 140 4^th graders, measuring peer status (popular versus rejected) and whether each child passed or failed 4^th grade. The statistic he should use is: A) Spearman rho B) Pearson product moment correlation C) Phi D) t test E) Cramer's V

Question

Quizplus · Accepted Answer

The correct statistic for analyzing the relationship between two categorical variables (peer status: popular vs. rejected, and outcome: passed vs. failed) is the Phi coefficient. This is because both variables are dichotomous.