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Social Studies, 02.01.2021 02:30 SithLeo

A new mechanical aptitude test has been developed that has a maximum possible score of 100 points. This test is administered twice, with the following results: Time 1 Time 2 John 10 47 Cathy 89 33 Pete 95 80 Tom 56 91 If these results are typical, this test is: Multiple Choice Unreliable, though it may still be valid. Reliable and valid Reliability and validity are impossible to

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