A teacher asks his students to rate the difficulty of tests in his class from 1 to 10, and overall satisfaction with the class from 1 to 10. He thinks that students finding the tests less difficult will tend to be more satisfied with their experience in the class. What would be the ideal measure of association to test this idea?
A) Spearman's rho
B) Somers' d
C) phi
D) lambda

Question

Quizplus · Accepted Answer

Spearman's rho is the ideal measure of association for this scenario because it is used to assess the strength and direction of the association between two ranked variables, which fits the ordinal nature of the difficulty and satisfaction ratings.

A Teacher Asks His Students to Rate the Difficulty of Tests