a. The mean and standard deviation of a sample of 100 are . Estimate the population mean

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a. The mean and standard deviation of a sample of 100 are

.

Estimate the population mean with 95% confidence.

b. Repeat part

(a) with s  4.

c. Repeat part

(a) with s  10.

d. Discuss the effect on the confidence interval estimate of increasing the standard deviation s.

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Statistics For Management And Economics

ISBN: 9781133420774

9th Edition

Authors: Gerald Keller, Kenneth C Louden

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