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You Want to Build a 99% Confidence Interval Estimate of the Mean

Question 67

Multiple Choice

You want to build a 99% confidence interval estimate of the mean of a large population.You want the margin of error to be no more than 5.You estimate that the population standard deviation is 50.How big a sample should you select?


A) 634
B) 753
C) 666
D) 442
E) 258

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