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2. According to the empirical rule, approximately what percentage of normally distributed deviations of the mean? data lies within two standard

2. According to the empirical rule, approximately what percentage of normally distributed deviations of the mean? data lies within two standard

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
Problem 1P
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20 a) Symmetric b) Negatively Skewed c) Positively Skewed d) Uniform e) Normal a) 59% b) 68% c) 72% d) 95% e) 99.7% 40 60 80 2. According to the empirical rule, approximately what percentage of normally distributed data lies within two standard deviations of the mean? 100 Questions #3-#5 are based on the following sample of ages (in months) of 18 children at a day care: 36, 42, 18, 32, 22, 22, 25, 29, 30, 31, 19, 24, 35, 29, 26, 36, 24, 28 3. The median age of the children is... 28.5 e) 31
Transcribed Image Text:20 a) Symmetric b) Negatively Skewed c) Positively Skewed d) Uniform e) Normal a) 59% b) 68% c) 72% d) 95% e) 99.7% 40 60 80 2. According to the empirical rule, approximately what percentage of normally distributed data lies within two standard deviations of the mean? 100 Questions #3-#5 are based on the following sample of ages (in months) of 18 children at a day care: 36, 42, 18, 32, 22, 22, 25, 29, 30, 31, 19, 24, 35, 29, 26, 36, 24, 28 3. The median age of the children is... 28.5 e) 31
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