SOLUTION: A side effect of a certain anesthetic used in surgery is the hiccups, which occurs in about 10 percent of the cases. If three patients are scheduled for surgery today and are to be

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Question 1084054: A side effect of a certain anesthetic used in surgery is the hiccups, which occurs in about 10 percent of the cases. If three patients are scheduled for surgery today and are to be administered this anesthetic, compute the probability that

a. three get hiccups.
b. none get hiccups.
c. at least one gets hiccups.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%28X%29=C%283%2CX%29%2A%280.1%29%5EX%2A%280.9%29%5E%283-X%29
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a.P%28X=3%29=0.001
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b.P%28X=0%29=0.729
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c. At least 1 means all but zero.
P%28X%3E0%29=1-P%280%29
P%28X%3E0%29=1-0.729
P%28X%3E0%29=0.271