loveb3827 loveb3827

24-01-2018
Mathematics

contestada

The number of hours per day a college student spends on homework has a mean of 4 hours and a standard deviation of 0.75 hours. yesterday she spent 3 hours on homework. how many standard deviations from the mean is that?

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gordyty8 gordyty8

31-01-2018

0.40 i believe is correct or .33

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