SOLUTION: When treated with an antibiotic, 90% of all the dolphins are cured of an ear infection. If 5 dolphins are treated, find the probability that exactly 4 are cured.

Question 768672: When treated with an antibiotic, 90% of all the dolphins are cured of an ear infection. If 5 dolphins are treated, find the probability that exactly 4 are cured.
Answer by reviewermath(1029) (Show Source): You can put this solution on YOUR website!
Q:
When treated with an antibiotic, 90% of all the dolphins are cured of an ear infection. If 5 dolphins are treated, find the probability that exactly 4 are cured.
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A:
X~Binomial(5,0.9)
P(X = 4) = =
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