Given a random variable with probability distribution fundtion defined as below: f(x) = 0, otherwise (a) Find the value of 8. (b) Sketch the graph of the probability distribution function of х. (c) Find the probability that x is more than and equal to 4. (d) Calculate the mean and variance of x.

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Q: Let X = b(8,) find E(5+6x) and distribution function.

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Q: (1) Let X b(16, find E(4-3x) and distribution function.

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