Question: Random variables versus numbers: LetX be a random variable that takes integer values, with PMFpx(x). Let Y be another -valued random variable and let y

Random variables versus numbers:

LetX be a random variable that takes integer values, with PMFpx(x).

Let Y be another -valued random variable and let y be a number.

a) Ispx(y) a random variable or a number?

b) Ispx(Y) a random variable or a number?

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