Mathematics, 01.07.2020 16:01 kailinaguilar2187

The time a student sleeps per night has a distribution with mean 6.15 hours and a standard deviation of 0.5 hours. Find the probability that average sleeping time for a randomly selected sample of 40 students is more than 6.29 hours per night. (round to 4 decimal places)

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The time a student sleeps per night has a distribution with mean 6.15 hours and a standard deviation...