In a sample of 60 stores of a certain company, 50 violated a scanner accuracy standard. It has been demonstrated that th

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In A Sample Of 60 Stores Of A Certain Company 50 Violated A Scanner Accuracy Standard It Has Been Demonstrated That Th 1 (13.15 KiB) Viewed 87 times

In a sample of 60 stores of a certain company, 50 violated a scanner accuracy standard. It has been demonstrated that the conditions for a valid large-sample confidence interval for the true proportion of the stores that violate the standard were not met. Determine the number of stores that must be sampled in order to estimate the true proportion to within 0.05 with 90% confidence using the large-sample method. The number of stores that must be sampled is (Round up to the nearest whole number as needed)