Exhibit 20-1: Choose the correlation statistic appropriate to use with the level of measurement specified in the following statements.
-Refer to Exhibit 20-1.A correlation statistic used with nominal level data is
A) Spearman's rho.
B) Phi coefficient.
C) Pearson's r
D) Fisher's z.

Question

Quizplus · Accepted Answer

Phi coefficient is the most appropriate correlation statistic used with nominal level data. Spearman's rho and Pearson's r require interval or ratio level data, and Fisher's z is used for correlation coefficients that have been transformed to follow a normal distribution.

Exhibit 20-1: Choose the Correlation Statistic Appropriate to Use with the Level