When discussing the Cronbach's alpha with regard to a measure of sensation seeking, Ricardo realized that the Cronbach's alpha evaluates the ______ of a scale.
A) kappa
B) beta
C) internal consistency
D) test-retest reliability

Question

Quizplus · Accepted Answer

Cronbach's alpha evaluates the internal consistency of a scale, meaning it measures how well the items in a scale work together to measure a single construct. Therefore, option C is the correct choice. Option A (kappa) refers to a measure of inter-rater reliability, option B (beta) refers to a statistic used in regression analysis, and option D (test-retest reliability) refers to the consistency of scores over time.

When Discussing the Cronbach's Alpha with Regard to a Measure