Coefficient alpha assesses ________.
A) reliability within a single time period
B) reliability between time periods
C) reliability between samples
D) test-retest reliability
E) reliability within a single time period and reliability between time periods are correct

Question

Quizplus · Accepted Answer

Coefficient alpha, also known as Cronbach's alpha, assesses the reliability within a single time period. It measures the internal consistency of a scale or test, meaning the degree to which all the items on the scale or test measure the same construct or idea. The other options are not correct because they refer to different types of reliability measurements.

Coefficient Alpha Assesses ________