Mathematics

Mathematics, 24.07.2019 09:00, alyssadgonzalez

Suppose the test scores of students in a class are normally distributed with a mean of 92 and a standard deviation of 3. what is the z-score for a student who scored 86 on a test? a. −6 b. −2 c. 2 d. 6

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Mathematics, 28.07.2019 03:00, sophthetoast

Suppose the test scores of students in a class are normally distributed with a mean of 92 and a standard deviation of 3. what is the z-score for a student who scored 86 on a test? −6 −2 2 6

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Mathematics, 01.10.2019 16:40, stgsry4003

Suppose two people, mary and carrie, are up for the same job. mary took the american test of academic ability and received a score of 124 on this test. scores on this test are normally distributed with a mean of 110 and a standard deviation of 8. carrie took the national academic achievement test and received a score of 289. scores on this test are normally distributed with a mean of 250 and a standard deviation of 20. when being considered for the job, both of these tests count equally. find the z score that corresponds to marys test score and the z score that corresponds to carries test score. round to the nearest thousandth.

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Mathematics, 04.10.2019 21:00, 2020EIglesias180

Suppose the test scores of students in a class are normally distributed with a mean of 86 and a standard deviation of 4 what is the z-score for a student that scored 76 on a test? -2.5 0 2.5 net nikt

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