(Answered) 1a coin is tossed 3 times discrete random variable x is

Statistics

1. A coin is tossed 3 times. Discrete random variable X is equal to the number of times Heads comes up. Discrete random variable Y has the value 1 if the first toss comes up heads and 0 otherwise.

(a) Find Pr[(X=1)n(y=1)]

Are X and Y independent random variables?

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