OpenStax, Statistics §8.1 A Single Population Mean Using the Normal Distribution · Exercise 36 · Statistics · Normal distribution
A Single Population Mean Using the Normal Distribution · Exercise 36
Construct a 95 percent confidence interval for the true mean age of winter Foothill College students by working out and then answering the next eight exercises.
Using the same mean, standard deviation, and level of confidence, suppose that n were 69 instead of 25. Would the error bound become larger or smaller? How do you know?
Its source prints no answer for this problem, so there's nothing to check against.
OpenStax, Statistics · §8.1 A Single Population Mean Using the Normal Distribution · Exercise 36
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