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The GPAs of all students enrolled at a large university have an appr.pdf
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The GPAs of all students enrolled at a large university have an appr.pdf

Apr. 2, 2023••
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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 .29. Find the probability that the mean GPA of a random sample of 20 students selected from this university is 2.95 to 3.08 Solution .13 / .29 / however many standard deviations there are! :P.

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The GPAs of all students enrolled at a large university have an appr.pdf

  1. 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 .29. Find the probability that the mean GPA of a random sample of 20 students selected from this university is 2.95 to 3.08 Solution .13 / .29 / however many standard deviations there are! :P
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