Let X be the number of errors that appears when I randomly selected page of the a book. The following table is the probability distribution of X. Find a mean and standard deviation of X Round your answer to three decimal places if required 

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Let X be the number of errors that appears when I randomly selected page of the a book. The following table is the probability distribution of X. Find a mean and standard deviation of X Round your answer to three decimal places if required 
%3D
Transcribed Image Text:%3D
0 1 2 3
P(x) 0.71 0.16 0.07 0.04 0.02
4.
Transcribed Image Text:0 1 2 3 P(x) 0.71 0.16 0.07 0.04 0.02 4.
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