Q. 1 Let X be a random variable with the following mass distribution P(X = x) %3D 0.3 1 0.5 2 0.2 (i) Find the moment generating function (mgf) for X. (ii) Using mgf, find variance of X. JIZ3

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Q. 1 Let X be a random variable with the following mass
distribution
P(X = x)
%3D
0.3
1
0.5
0.2
IZ3
(i) Find the moment generating function (mgf) for X.
(ii) Using mgf, find variance of X.
Transcribed Image Text:Q. 1 Let X be a random variable with the following mass distribution P(X = x) %3D 0.3 1 0.5 0.2 IZ3 (i) Find the moment generating function (mgf) for X. (ii) Using mgf, find variance of X.
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