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प्रश्न
Three fair coins are tossed together. Find the probability of getting all heads
उत्तर
Three fair coins are tossed together
Sample spade = {HHH, HHT, HTH, HTT, THH, THT, TTH, TTT}
n(S) = 8
Let A be the event of getting all heads
A = {HHH}
n(A) = 1
P(A) = `("n"("A"))/("n"("S")) = 1/8`
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