SOLUTION: The probability that a patient recovers from a delicate heart operation is 90%. What is the probability that exactly five of the next 7 patients having this operation survive?

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Question 1125438: The probability that a patient recovers from a delicate heart operation is 90%. What is the probability that exactly five of the next 7 patients having this operation survive?
Answer by ikleyn(52847) About Me  (Show Source):
You can put this solution on YOUR website!
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It is  C%5B7%5D%5E5%2A0.9%5E5%2A%281-0.9%29%5E2 = %28%287%2A6%29%2F%281%2A2%29%29%2A0.9%5E5%2A0.1%5E2 = 0.124.