SOLUTION: A new surgery is successful 70% of the time. If the results of 10 such surgeries are randomly sampled, what is the probability that more than 8 of them are successful?
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Question 825376: A new surgery is successful 70% of the time. If the results of 10 such surgeries are randomly sampled, what is the probability that more than 8 of them are successful?
You can put this solution on YOUR website! A new surgery is successful 70% of the time. If the results of 10 such surgeries are randomly sampled, what is the probability that more than 8 of them are successful?
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Binomial Problem with n = 10 and p(success) = 0.7
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P(9<= x <=10) = 1 - binomcdf(10,0.7,8) = 0.1493
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Cheers,
Stan H.
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