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) - Mathematics and Statistics | Shaalaa.com
Let the p. m. f. (probability mass function) of random variable x be …
Sep 16, 2024
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