Mathematics, 12.12.2020 16:00, Lovergirl13
The typical amount of sleep per night for college students can be assumed to be normally distributed with a mean of 7 hours and a standard deviation
of 1.2 hours. From the Standard Deviation Rule, we know that about 95% of the college students typically sleep between:
A 5.8 and 8.2 hours per night
B 4.6 and 9.4 hours per night
C 6 and 8 hours per night
Dit is impossible to determine the answer from the given information.
Answers: 2
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