SOLUTION: i want your help please : find the mean and variance if they exist , of each of the following distribution f(x) = 3!/x!(3-x)!*(1/2)^3 , x = 0,1,2,3 zero else where

SOLUTION: i want your help please : find the mean and variance if they exist , of each of the following distribution f(x) = 3!/x!(3-x)!*(1/2)^3 , x = 0,1,2,3 zero else where

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Question 60597: i want your help please :
find the mean and variance if they exist , of each of the following distribution
f(x) = 3!/x!(3-x)!*(1/2)^3 , x = 0,1,2,3 zero else where

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
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