A set of data is mounded, with a mean of 450 and a variance of 625. Approximately what proportion of the observations is? a. Greater than 425? b. Less than 500? c. Greater than 525?

A set of data is mounded, with a mean of 450 and a variance of 625. Approximately what proportion of the observations is?
a. Greater than 425?
b. Less than 500?
c. Greater than 525?

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Related Book For answer-question

Statistics For Business And Economics

8th Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

ISBN: 9780132745659