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, Problem 56SE

a.

To determine

Find the point estimate of the proportion of the population of voters rated as economy is good and excellent.

b.

To determine

Find the 95% confidence interval for the proportion of voters rated as economy as good and excellent.

c.

To determine

Find the 95% confidence interval for the proportion of voters rated as economy as poor.

d.

To determine

Find the wider confidence interval from part (b) and (c).

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