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You have 100 coins, and 99 of them are fair (equal probability of heads or tails)....

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Basic Math

You have 100 coins, and 99 of them are fair (equal probabilityof heads or tails). One of them is weighted and has a 90%probability of landing on heads. You randomly choose one of the 100coins. Find the probability that it is a weighted coin, under thefollowing scenarios: (Hint: if your calculator can’t compute 100!,R can, just type factorial(100))

(a) You flip it 10 times and lands on heads 10 times (b) Youflip it 10 times and it lands on heads 9 times

(c) You flip it 20 times and it lands on heads 18 times (d) Youflip it 100 times and it lands on heads 77 times

Answer & Explanation Solved by verified expert
3.7 Ratings (506 Votes)
a Here we have 100 coins 99 of them are fair and one of them is weightd and 90 probability of landing on heads We flip it 10 times and lands on heads 10 times PrWeighted coin l flip it 10 times and lands on heads 10 times Probability of any coin landing heads 10 times out of    See Answer
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