Mathematics, 04.05.2020 23:55 mendezmarco2004
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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The scores on a psychology exam were normally distributed with a mean of 56 and a standard deviation...
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