Title: A random sample of 31 sales charge showed a sample standard deviation of 50 . A 90 confidence ... Post by: Skoochy on Jan 26, 2018 A random sample of 31 sales charge showed a sample standard deviation of 50 . A 90 confidence interval estimate of the population standard deviation is
a. 1715.101 to 4055.589. b. 1596.458 to 4466.679. c. 39.956 to 66.833. d. 41.393 to 63.684. Title: A random sample of 31 sales charge showed a sample standard deviation of 50 . A 90 confidence ... Post by: vbass on Jan 26, 2018 Content hidden
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