SOLUTION: A certain medical test is known to detect 59% of the people who are afflicted with the disease Y. If 10 people with the disease are administered the test, what is the probability t

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Question 1125175: A certain medical test is known to detect 59% of the people who are afflicted with the disease Y. If 10 people with the disease are administered the test, what is the probability that the test will show that at least 8 have the disease? round to four decimal places
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
for 8, it is 10C8*0.59^8*0.41^2=0.1111
for 9, it is 10*0.59^9*0.41 or 0.0355
for 10, it is 0.59^10=0.0051
The probability of at least 8 is the sum or 0.1517