You want to estimate the proportion of customers who are satisfied with their supermarket at α = .10 to within .025 of the true value.It has been estimated that p =.85.How large of a sample is needed?

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The Answer of You want to estimate the proportion of customers who are satisfied with their supermarket at α = .10 to within .025 of the true value.It has been estimated that p =.85.How large of a sample is needed?

You Want to Estimate the Proportion of Customers Who Are