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A private opinion poll is conducted for a politician to determine what proportion of the population...

A private opinion poll is conducted for a politician to determine what proportion of the population favors decriminalizing marijuana possession. How large a sample is needed in order to be 98​% confident that the sample proportion will not differ from the true proportion by more than 6​%?

A. 78

B. 67

C. 755

D. 10

Math   Statistics-And-Probability   
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