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Title: The sample size needed to estimate a population mean to within 50 units was found to be 97 . If the ... Post by: alexisblack on Jan 26, 2018 The sample size needed to estimate a population mean to within 50 units was found to be 97 . If the population standard deviation was 250, then the confidence level used was
a. 90 b. 95 c. 99 d. None of these choices. Title: The sample size needed to estimate a population mean to within 50 units was found to be 97 . If the ... Post by: Gavaacon on Jan 26, 2018 Content hidden
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