Textbook ExpertVerified Tutor
10 Nov 2021
Given information
The sample mean is 71 inches, the sample standard deviation is 2.8 inches and the sample size is 48.
From the previous task, the confidence interval for the mean population height is (70.19, 71.81)
Step-by-step explanation
Step 1.
The error bound is half the difference between the lower and upper limit of the confidence interval:
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