For a random sample of 60 overweight men, the mean of the number of pounds that they

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For a random sample of 60 overweight men, the mean of the number of pounds that they were overweight was 30. The standard deviation of the population is 4.2 pounds.

a. Find the best point estimate of the average number of excess pounds that they weighed.

b. Find the 95% confidence interval of the mean of these pounds.

c. Find the 99% confidence interval of these pounds.

d. Which interval is larger? Why?

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Elementary Statistics A Step By Step Approach

ISBN: 9781259755330

10th Edition

Authors: Allan G. Bluman

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Question Posted: Sep 06, 2018 11:11 AM

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For a random sample of 60 overweight men, the mean of the number of pounds that they

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a x 30 is the point estimate for b 30 106 ...View the full answer

Elementary Statistics A Step By Step Approach

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