Mathematics, 21.10.2020 20:01 antoinetteee03

The GPAs of all students enrolled at a large university have an approximately normal distribution with a mean of 3,02 and a standard deviation of 0.29. Find the probability that the mean GPA of a random sample of 20 students selected from this university
is 2.88 or lower.

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The GPAs of all students enrolled at a large university have an approximately normal distribution wi...