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Mathematics, 10.12.2019 06:31 caroline5993

Agood use of z-scores is to compare values in two different distributions. suppose your instructor will drop the low test when computing final grades, but he curves grades on each test. you had a 92 on the first test, and an 85 on the second. the first test had a mean of 83 and standard deviation of 6. the second test had a mean of 75 and standard deviation 3. the test with the relatively better score is

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