A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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  1. Find the mean and variance for the distribution of random variable X whose density function is f(x).

 

  f(x,y)=  1/16x^2e^-x/2    x>0

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