1.

A Coin u bosed dhrice Find tha Pbabo 2 headsMI atmet tun tals

Answer»

There are 2^3 = 8 possible outcomes after tossing a fair coin fairly 3 times.The 8 possible outcomes are: TTT, HTT, THT, TTH, HHT, HTH, THH, HHH

(1)Probability of two heads = 3/8

(2)Probability of two tails = 3/8

(3)Probability of atleast two heads = 4/8 = 1/2

(4)Probability of at most two tails = 5/8



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