Multiple Choice
You plan to take a random sample from a population of 500 items and build a 95% confidence interval estimate of the population mean.You want a margin of error no bigger than plus/minus 5.You estimate the population standard deviation to be 100.How large a sample is needed?
A) 1537
B) 452
C) 1622
D) 377
E) 1703
Correct Answer:
Verified
Correct Answer:
Verified
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