Mathematics, 21.08.2019 02:20 mani1682
The scores on a psychology exam were normally distributed with a mean of 60 and a standard deviation of 10 . a failing grade on the exam was anything 2 or more standard deviations below the mean. what was the cutoff for a failing score? approximately what percentage of the students failed? the cutoff for a failing score was nothing . (simplify your answer.) approximately nothing percent of the students failed. (round to one decimal place as needed.)
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The scores on a psychology exam were normally distributed with a mean of 60 and a standard deviation...
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