Business

Business, 24.06.2019 19:10, vanessagallion

2. which score is relatively better? a. a score of 78 on a test that has a mean of 75 and a standard deviation of 1 b. a score of 85 on a test that has a mean of 75 and a standard deviation of 5 c. a score of 90 on a teat that has a mean of 92 and a standard deviation of 2

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Mathematics, 13.07.2019 19:30, nabeelunique

Gregorio took two tests. find his z-score for each test. (remember: the number of standard deviations between a score and the mean score is indicated by a z-score.) on which did he score better compared with others in his class? test a test b gregorio’s score 62 70 mean score 80 90 standard deviation 6 10 a. test a: 3; test b: 2; test a c. test a: –2; test b: –3; test a b. test a: –3; test b: –2; test b d. test a: –3; test b: –2; test a

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Mathematics, 27.09.2019 05:10, amiechap12

Which is relatively better: a score of 73 on a psychology test or a score of 41 on an economics test? scores on the psychology test have a mean of 86 and a standard deviation of 15. scores on the economics test have a mean of 48 and a standard deviation of 7.choose the correct answer below.(a) the economics test score is relatively better because its z score is less than the z score for the psychology test score.(b) the psychology test score is relatively better because its z score is less than the z score for the economics test score.(c) the economics test score is relatively better because its z score is greater than the z score for the psychology test score.(d) the psychology test score is relatively better because its z score is greater than the z score for the economics test score.

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Business, 30.09.2019 21:30, maddylaugh

Which is relatively better: a score of 67 on a psychology test or a score of 46 on an economics test? scores on the psychology test have a mean of 86 and a standard deviation of 8. scores on the economics test have a mean of 52 and a standard deviation of 9. choose the correct answer below. a. the economics test score is relatively better because its z score is less than the z score for the psychology test score. b. the psychology test score is relatively better because its z score is greater than the z score for the economics test score. c. the economics test score is relatively better because its z score is greater than the z score for the psychology test score. d. the psychology test score is relatively better because its z score is less than the z score for the economics test score.

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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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