#6. For the next poll of the president's approval rating, we want to get a margin of error of 1% with 95% confidence. How many individuals should we sample? If you know that In the last poll his approval rate was 72% A. 775 B.7748 C.7743 D.7745 If there is no prior knowledge about the last approval rate                             A. 9600 B. 7745 C. 9601 D. 9604

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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#6. For the next poll of the president's approval rating, we want to get a margin of error of 1% with 95% confidence. How many individuals should we sample?

If you know that In the last poll his approval rate was 72%

A. 775

B.7748

C.7743

D.7745

If there is no prior knowledge about the last approval rate                             A. 9600

B. 7745

C. 9601

D. 9604     

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