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6 The graph to the right shows the relative frequency polygon for the binomial distribution with n = 48 and p 48 and p = 0.25.

6 The graph to the right shows the relative frequency polygon for the binomial distribution with n = 48 and p 48 and p = 0.25.

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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6 The graph to the right shows the relative frequency polygon for the binomial distribution with n = 48 and p = 0.25. a Is the distribution skewed to the left (negatively) or to the right (positively) or not at all? b Find the mean and standard deviation for the distribution. c What is the mode of the distribution? Estimate the probability of this most likely outcome. d Copy the graph and shade the region no more than two standard deviations from the mean. 0.15- 0.1- 0.05- 6 12 18 24 30 36 42 48
Transcribed Image Text:6 The graph to the right shows the relative frequency polygon for the binomial distribution with n = 48 and p = 0.25. a Is the distribution skewed to the left (negatively) or to the right (positively) or not at all? b Find the mean and standard deviation for the distribution. c What is the mode of the distribution? Estimate the probability of this most likely outcome. d Copy the graph and shade the region no more than two standard deviations from the mean. 0.15- 0.1- 0.05- 6 12 18 24 30 36 42 48
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