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Solution - Let the p. m. f. (probability mass function) of random variable x be p(x)=(4/x)(5/9)^x(4/9)^(4-x), x=0, 1, 2, 3, 4 =0 otherwise find E(x) and var (x) - Probability Distribution - Probability Mass Function (P.M.F.)

Question

Let the p. m. f. (probability mass function) of random variable x be

`p(x)=(4/x)(5/9)^x(4/9)^(4-x), x=0, 1, 2, 3, 4`

         =0 otherwise

find E(x) and var (x)

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Solution for question: Let the p. m. f. (probability mass function) of random variable x be p(x)=(4/x)(5/9)^x(4/9)^(4-x), x=0, 1, 2, 3, 4 =0 otherwise find E(x) and var (x) concept: Probability Distribution - Probability Mass Function (P.M.F.). For the courses HSC Arts, HSC Science (Computer Science), HSC Science (Electronics), HSC Science (General)
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