List all the possible values of the random variable w

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Reference no: EM131258321

Let W be a random variable giving the number of heads minus the number of tails in three tosses of a coin.

a) List all the possible values of the random variable W.

b) Find the probability distribution of W, assuming that the coin is biased so that a head is twice as likely to occur as a tail.

c) Find the expected value and variance of W using the distribution obtained in (b) above.

Reference no: EM131258321

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