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A 95% Confidence Interval for a 40% Approval Rating with a 3

Question 6

Multiple Choice

A 95% confidence interval for a 40% approval rating with a 3% margin of error would be

A) 37% to 40%.
B) 37% to 43%.
C) 38.5% to 41.5%.
D) 40% to 43% .

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