Internal-consistency estimates of reliability are inappropriate for
A) reading achievement tests.
B) scholastic aptitude/intelligence tests.
C) word processing tests based on speed.
D) tests purporting to measure a single personality trait.

Question

Quizplus · Accepted Answer

Internal-consistency estimates of reliability, such as Cronbach's alpha, assume that all items on a test measure the same underlying construct. This assumption is violated in tests like word processing tests based on speed, where the focus is on a performance outcome (speed) rather than a consistent underlying trait or ability.

Internal-Consistency Estimates of Reliability Are Inappropriate for