Question

For each element in a set of size 2n, an unbiased coin is tossed. The 2n coin tosses are independent. An element is chosen if the corresponding coin toss were head. The pr

Answer 1

For each element in a set of size 2n, an unbiased coin is tossed. The 2n coins are tossed independently. An element is chosen, if the corresponding coin toss were head.