Which phrases accurately describe computerized adaptive testing (CAT) as used in the NCLEX-PN examination? (Select all that apply.)
a. Selects questions of varying difficulty, depending on previous responses
b. Provides an individualized examination for each tester
c. Requires the tester to answer a minimum of 85 questions
d. Selects an equal number of questions from the four categories of client need
e. Ends testing when 50% of the questions have been answered correctly
ANS: A, B, C
CAT varies the question difficulty based on previous responses, provides an individualized exam, and requires the tester to answer a minimum of 85 questions. Client needs are not tested equally. The test plan calls for physiological integrity to be weighted more heavily than the other categories. Testing ends when a minimum of 85 questions have been answered and when 50% of the more difficult questions have been answered correctly.
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