BuyFind

STATISTICS F/BUSINESS+ECONOMICS-TE...

13th Edition
Anderson
Publisher: CENGAGE L
ISBN: 9781305881884
BuyFind

STATISTICS F/BUSINESS+ECONOMICS-TE...

13th Edition
Anderson
Publisher: CENGAGE L
ISBN: 9781305881884

Solutions

Chapter 8.2, Problem 20E

a.

To determine

Find the point estimate of the mean annual automobile insurance premium in Michigan.

b.

To determine

Find the 95% confidence interval for the mean annual automobile insurance premium in Michigan.

c.

To determine

Check whether the 95% confidence interval for the annual automobile insurance premium in Michigan includes the national average for the United States.

Interpret the confidence interval.

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