All of the following may make a test less reliable except:
A) a short test.
B) a long test.
C) many questions which are too easy.
D) many questions which are too hard.

Question

Quizplus · Accepted Answer

A long test typically increases reliability because it provides more items for assessing the construct, leading to a more accurate measurement. Short tests, too easy questions, and too hard questions can all reduce reliability by not adequately differentiating between different levels of ability or understanding.

All of the Following May Make a Test Less Reliable