Which of the following refers to the consistency of scores on a specific instrument across time or across items?
A)test variability
B)test validity
C)test error
D)test reliability

Question

Quizplus · Accepted Answer

Test reliability refers to the consistency of scores on a specific instrument across time or across items. Test variability refers to the amount of spread or dispersion of scores within a sample. Test validity refers to the degree to which a test measures what it is intended to measure. Test error refers to the degree to which random factors influence test scores.

Which of the Following Refers to the Consistency of Scores