You Want to Estimate the Proportion of Customers Who Are

question 75

Multiple Choice

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

• A) 1083
• B) 553
• C) 71
• D) 336