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A student took two national aptitude tests. The national average and standard deviation were 675 and 150, respectively, for the first test and 50 and 12, respectively, for the second test. The student scored 825 on the first test and 65 on the second test. Use z scores to determine on which exam the student performed better relative to the other test takers. First exam or second exam

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91001237

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