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Answer:
Estimation of the mean μ for 95% confidence with sample of size n = 400 and known
population standard deviation o = 58.
2. Estimation of the mean for 99% confidence with a sample of size = 60 and sample standard deviation s = 16.5
Estimation of the mean μ for 95% confidence with sample of size n = 400 and known
population standard deviation o = 58.
2. Estimation of the mean for 99% confidence with a sample of size = 60 and sample standard deviattons. = 16.5