The discrete random variable X has the following probability distribution function. 1 3 4 P(X = x) 0.3 0.2 0.1 0.3 0.1 %3D Find |(d) (e) Е (2X) Var(2X)

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The discrete random variable X has the following probability distribution function.
1
2
3
4
P(X = x)
0.3
0.2
0.1
0.3
0.1
Find
|(d)
|(e)
Е (2X)
Var(2X)
Transcribed Image Text:The discrete random variable X has the following probability distribution function. 1 2 3 4 P(X = x) 0.3 0.2 0.1 0.3 0.1 Find |(d) |(e) Е (2X) Var(2X)
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