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Three fair coins are tossed simultaneously. Find the probability of getting at least one head and a least one tail.

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Three fair coins are tossed simultaneously. Find the probability of getting at least one head and a least one tail. Select the correct answer from above options

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S = {HHH, HHT, HTH, THH, HTT, THT, TTH, TTT} n(S)=8 Let A: At least one head & at least one tail. A = {HTH, HHT, HTT, THH, THT, TTH}, n(A) = 6 P(A) = n(A) n(S) = 6 8 = 3 4

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