gtownfootball52 gtownfootball52

03-05-2020
Mathematics

contestada

the scores on a psychology exam were normally distributed with a mean of 56 and a standard deviation of 9. A failing grade on the exam was anything 2 or more standard deviations below the mean. What was the cutoff for a failing score?

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colegorski2 colegorski2

03-05-2020

hey! i got a failing grade! this world is so small.

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