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X is random variable with the probability function f(x) = kx^2 for x = 3,4,5, 7. Find appropriate value of k, mean (µ),and variance (σ^2)?

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  • X is random variable with the probability function f(x) = kx^2 for x = 3,4,5, 7. Find appropriate value of k, mean (µ),and variance (σ^2)?


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... function f(x) = kx^2 for x = 3,4,5, 7. Find appropriate value of k, mean (µ),and variance (σ^2)? ... random variable with the probability function ...
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Positive: 52 %
... describes the probability of the random variable in each value. ... function F(x), which is the probability ... function (pmf) Mean Variance f x (k) ...
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Positive: 49 %

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