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    Exam 5: Introduction to Probability and Sample Statistics
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    A Random Sample of Size 30 Had a Mean of 80
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A Random Sample of Size 30 Had a Mean of 80

Question 23

Question 23

Essay

A random sample of size 30 had a mean of 80 and a standard deviation of 6. First calculate the standard error of the mean. Then calculate the 90% CI for the mean.

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