John Davis, a manager of a supermarket, wants to estimate the proportion of customers who use food stamps at his store. He has no initial estimate of what the sample proportion will be. How large a sample is required to estimate the true proportion to within 3 percentage points with 98% confidence?
A) 756
B) 1,849
C) 1,067
D) 1,509

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The Answer of John Davis, a manager of a supermarket, wants to estimate the proportion of customers who use food stamps at his store. He has no initial estimate of what the sample proportion will be. How large a sample is required to estimate the true proportion to within 3 percentage points with 98% confidence?
A) 756
B) 1,849
C) 1,067
D) 1,509

John Davis, a Manager of a Supermarket, Wants to Estimate