In one year, earnings growth of the 500 largest U.S. corporations averaged 9.2%; the standard deviation was
Question:
a. It can be guaranteed that 84% of these earnings growth figures will be in what interval?
b. Using the empirical rule, it can be estimated that approximately 68% of these earnings growth figures will be in what interval?
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Related Book For
Statistics For Business And Economics
ISBN: 9780132745659
8th Edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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