In the extreme group method of item analysis,
A)point-biserial correlations are used.
B)data from some test-takers are not used in the analysis.
C)only the performance of those who scored extremely well is studied.
D)distractors are eliminated.

Question

Quizplus · Accepted Answer

In the extreme group method, only data from the highest and lowest scoring groups are used, excluding the middle group, to analyze item effectiveness.

In the Extreme Group Method of Item Analysis