The reliability coefficient tells you something about the effects of _______ on test scores, while _______ can tell you why a test is reliable.
A) variability; validity coefficients
B) measurement error; item analysis
C) measurement error; validity coefficients
D) variability; item analysis

Question

Quizplus · Accepted Answer

The reliability coefficient is a measure that reflects the extent to which measurement error affects test scores, indicating the consistency or repeatability of an assessment. Item analysis, on the other hand, is a process that can help explain why a test is reliable by examining the performance of individual items within the test, such as their difficulty and how they contribute to the overall test reliability.

The Reliability Coefficient Tells You Something About the Effects of _______