The price-earnings (PE) ratios of a sample of stocks have a mean value of 14.5 and a standard deviation of 2.9. If the PE ratios have a bell shaped distribution, what percentage of PE ratios that fall between: A. 11.6 and 17.4. Percentage = % %D B. 8.7 and 20.3. Percentage = %3D C. 5.8 and 23.2. Percentage = % %3D

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The price-earnings (PE) ratios of a sample of
stocks have a mean value of 14.5 and a standard
deviation of 2.9. If the PE ratios have a bell
shaped distribution, what percentage of PE ratios
that fall between:
A. 11.6 and 17.4.
Percentage =
%
B. 8.7 and 20.3.
Percentage =
%
%3D
С. 5.8 and 23.2.
Percentage =
%
%3D
Transcribed Image Text:The price-earnings (PE) ratios of a sample of stocks have a mean value of 14.5 and a standard deviation of 2.9. If the PE ratios have a bell shaped distribution, what percentage of PE ratios that fall between: A. 11.6 and 17.4. Percentage = % B. 8.7 and 20.3. Percentage = % %3D С. 5.8 and 23.2. Percentage = % %3D
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