The price-earnings (PE) ratios of a sample of stocks have a mean value of 12.75 and a standard deviation of 2.8. If the PE ratios have a bell shaped distribution, what percentage of PE ratios that fall between: A. 9.95 and 15.55. Percentage = % B. 7.15 and 18.35. Percentage = % C. 4.35 and 21.15. Percentage = %
The price-earnings (PE) ratios of a sample of stocks have a mean value of 12.75 and a standard deviation of 2.8. If the PE ratios have a bell shaped distribution, what percentage of PE ratios that fall between: A. 9.95 and 15.55. Percentage = % B. 7.15 and 18.35. Percentage = % C. 4.35 and 21.15. Percentage = %
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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The price-earnings (PE) ratios of a sample of stocks have a mean value of 12.75 and a standard deviation of 2.8. If the PE ratios have a bell shaped distribution, what percentage of PE ratios that fall between:
A. 9.95 and 15.55.
Percentage = %
B. 7.15 and 18.35.
Percentage = %
C. 4.35 and 21.15.
Percentage = %
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