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TRUE or FALSE? Let X denote the number of tails from two fair coin tosses. Then the probability mass function for Y = X2 -

TRUE or FALSE? Let X denote the number of tails from two fair coin tosses. Then the probability mass function for Y = X2 - 1 is 1/4, ify = -1 P(Y = y) = 1/2, ify = 0 1/4, ify = 3

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