Repeated use of the same test typically results in different scores. How does classical test theory account for this?
A)poor test validity
B)systematic variability
C)random error
D)inattention

Question

Quizplus · Accepted Answer

Classical test theory explains the differences in scores from repeated use of the same test as being due to random error. This theory posits that an individual's observed score is the sum of their true score and some amount of error, where the error is random and not attributable to any specific cause.

Repeated Use of the Same Test Typically Results in Different