14. combining scores again the first stat exam had a mean
of 80 and a standard deviation of 4...
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Mathematics, 26.09.2019 21:20 2023strackmanaaronma
14. combining scores again the first stat exam had a mean
of 80 and a standard deviation of 4 points; the second
had a mean of 70 and a standard deviation of 15 points.
reginald scored an 80 on the first test and an 85 on the
second. sara scored an 88 on the first but only a 65 on the
second. although reginald's total score is higher, sara
feels she should get the higher grade. explain her point
of view.
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Answers: 3
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