Estimate the true proportion to within confidence

Reference no: EM13140248

A manager of a supermarket estimated that 87% of customers use coupons in their grocery purchases. How large a sample is required to estimate the true proportion to within 0.01 with 98% confidence?

Reference no: EM13140248

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Estimate the true proportion to within confidence : A manager of a supermarket estimated that 87% of customers use coupons in their grocery purchases. How large a sample is required to estimate the true proportion to within 0.01 with 98% confidence?

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