FIVE 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 51.8, with a standard deviation of 10.3. Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year. (a) According to Chebyshev's theorem, at least (Choose one) of the scores lie between 20.9 and 82.7. A: 36% B: 56%. C 75%. D: 84%; E: 89% (b) According to Chebyshev's theorem, at least (Choose one) of the scores lie between 31.2 and 72.4. A: 36% B: 56%. C 75%. D: 84%; E: 89%
FIVE 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 51.8, with a standard deviation of 10.3. Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year. (a) According to Chebyshev's theorem, at least (Choose one) of the scores lie between 20.9 and 82.7. A: 36% B: 56%. C 75%. D: 84%; E: 89% (b) According to Chebyshev's theorem, at least (Choose one) of the scores lie between 31.2 and 72.4. A: 36% B: 56%. C 75%. D: 84%; E: 89%
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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FIVE 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 51.8, with a standard deviation of 10.3. Based on this information, complete the following statements about the distribution of the scores on the writing section for the recent year.
(a) According to Chebyshev's theorem, at least (Choose one) of the
scores lie between 20.9 and 82.7.
A: 36% B: 56%. C 75%. D: 84%; E: 89%
(b) According to Chebyshev's theorem, at least (Choose one) of the
scores lie between 31.2 and 72.4.
A: 36% B: 56%. C 75%. D: 84%; E: 89%
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