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Mathematics, 16.05.2021 21:30 LunaSpellman

On a test that has a normal distribution, a score of 45 falls two standard deviations above the mean, and a score of 27 falls one standard deviation below the mean. Determine the mean of this test.

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On a test that has a normal distribution, a score of 45 falls two standard deviations above the mean...
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