Exhibit 13-1: Identify the kind of correlation appropriate for use in solving each of the following problems.
-Refer to Exhibit 13-1.To find the relationship between high school GPA rank and rank on a popularity measure.
A) Pearson's r
B) Spearman rho
C) phi coefficient

Question

Quizplus · Accepted Answer

Spearman rho is appropriate for this problem because it measures the correlation between two ranked variables, in this case high school GPA rank and popularity rank. Pearson's r and phi coefficient are appropriate for measuring the correlation between two nominal or continuous variables, which is not the case in this problem.

Exhibit 13-1: Identify the Kind of Correlation Appropriate for Use