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Question
Gwen is conducting a study on mathematics skills. She is interested in a test that measures computation of basic algebra. She found one with a reported KR-20 of .34. What is one conclusion Gwen can make regarding the test as a measure of algebra skills?a. The reliability is generally low
b. The content validity is generally valid
c. The predictive validity is moderately valid
d. The consequential validity is moderately valid
Answer
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