MHT CET 2026 Mathematics question
A fair coin is tossed 9 times. On each toss, a man predicts that the outcome will be heads. The probability that the number of successful predictions is strictly greater than the number of unsuccessful predictions is...
Answer: (C)
Solution
A prediction succeeds exactly when the toss shows heads, so the number of successes . Successes failures means . By symmetry of the binomial with and odd , and the two events cover all
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