EBK STATISTICS FOR BUSINESS & ECONOMICS
EBK STATISTICS FOR BUSINESS & ECONOMICS
12th Edition
ISBN: 8220100460463
Author: Anderson
Publisher: CENGAGE L
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Chapter 22.5, Problem 9E

a.

To determine

Obtain an approximate 95% confidence interval for the proportion in each stratum.

b.

To determine

Find a point estimate of the population proportion for the 550 elements in the population.

c.

To determine

Find the standard error of the population proportion.

d.

To determine

Obtain approximate 95% confidence interval for the population proportion.

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