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Question 1 Toss a balanced coin. Let's define a random variable X such that X = 1 if a heads is observed and X

Question 1 Toss a balanced coin. Let's define a random variable X such that X = 1 if a heads is observed and X = 0 otherwise. Find the following expectations. (a) E(X). (b) E(-2X+1). (c) V(X). (d) V(-2X+9). (e) V(3X+10).

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