Question
How large a sample should be selected to provide a 95% confidence interval with a margin of error of 7? Assume that the population standard
How large a sample should be selected to provide a 95% confidence interval with a margin of error of 7? Assume that the population standard deviation is 50 . Round your answer to next whole number.
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Geometry, Its Elements And Structure
Authors: Alfred S Posamentier, Robert L Bannister
2nd Edition
0486782166, 9780486782164
