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two unbaiseed coins are tossed simultaneously. find the probability of getting a)two head b) one head c) one tail d) no head e) at least one head |
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Answer» Four possibilities are TT ,HH,HT,TH. T stands for tail and H stands for head. a) probability of GETTING two HEADS =1/4. b) probability of getting one head=1/2. c) probability of getting one tail=1/2. d) probability of getting no head = 1/4. e) probability of atleast one head =3/4. |
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