The reliability of a multiple-choice item test will tend to increase, with an increase in which of the following?
A)difficulty of items
B)number of learning outcomes measured
C)number of alternatives in each item
D)diversity in the group being tested

Question

Quizplus · Accepted Answer

Increasing the number of alternatives in each item can reduce the probability of guessing the correct answer, thereby increasing the reliability of the test.

The Reliability of a Multiple-Choice Item Test Will Tend to Increase