Two unfair coins are tossed. The first lands HEADS side up with probability p1, and the
Chapter 33, Problem 33.6(choose chapter or problem)
Two unfair coins are tossed. The first lands HEADS side up with probability p1, and the second lands HEADS side up with probability p2. Let X be the random variable that gives the number of HEADS that appear when these two coins are flipped. Please calculate P .X D a/ for a D 0; 1; 2.
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