Question: Exercise 4 Consider a random variable X with the probability mass function: (1.5) Evaluate E[X]. Hint: you need to solve for c first. f(0)

Exercise 4 Consider a random variable X with the probability mass function:

Exercise 4 Consider a random variable X with the probability mass function: (1.5) Evaluate E[X]. Hint: you need to solve for c first. f(0) = 0.1, f(1) = 0.2, f(x) = x = 2, 3, 4, ... (5/2)x'

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