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Mathematics 7 Online
OpenStudy (anonymous):

What sample size would be needed to compute the mean IQ of business majors if the standard deviation is known to be 15, and you wanted to be 95% confident that the result was within 5 points of the true population mean? Choose one answer. a. 29 b. 26 c. 35 d. 60

OpenStudy (anonymous):

the answer is c

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