A coefficient alpha over .9 may indicate that
A) the items in the test are too dissimilar.
B) the test is not reliable.
C) the items in the test are redundant.
D) the test is biased against low-ability individuals.

Question

Quizplus · Accepted Answer

A coefficient alpha (often referred to as Cronbach's alpha) over .9 typically suggests that the items within the test are highly consistent with each other, which can indicate redundancy among the items. This means the items may be measuring the same construct or aspect of knowledge too similarly, providing little unique information from each item.

A Coefficient Alpha Over .9 May Indicate That