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A nationwide test taken by high school sophomores and juniors has three sections, each scored on a scale of 20 to 80.  In a recent year, the national mean score for the writing section was 47.4  with a standard deviation of 9.9 . Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year. According to Chebyshev's theorem, at least _%? (36%56%75%84%89%) of the scores lie between 27.6 and 67.2 . (b) According to Chebyshev's theorem, at least 56% of the scores lie between __ ?   and __?   . (Round your answer to 1 decimal place.)

A nationwide test taken by high school sophomores and juniors has three sections, each scored on a scale of 20 to 80.  In a recent year, the national mean score for the writing section was 47.4  with a standard deviation of 9.9 . Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year. According to Chebyshev's theorem, at least _%? (36%56%75%84%89%) of the scores lie between 27.6 and 67.2 . (b) According to Chebyshev's theorem, at least 56% of the scores lie between __ ?   and __?   . (Round your answer to 1 decimal place.)

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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A nationwide test taken by high school sophomores and juniors has three sections, each scored on a scale of

20 to 80.  In a recent year, the national mean score for the writing section was 47.4  with a standard deviation of 9.9

. Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year.

According to Chebyshev's theorem, at least _%? (36%56%75%84%89%) of the scores lie between
27.6
and
67.2
.
(b) According to Chebyshev's theorem, at least
56%
of the scores lie between __ ?
 
and __?
 
. (Round your answer to 1 decimal place.)

 

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