com/Student Math 1110-14 F17 Melnykova Quiz: Quiz Review Test #3 (Copy) This Que

Question

com/Student Math 1110-14 F17 Melnykova Quiz: Quiz Review Test #3 (Copy) This Question: 1 pt 420144 (28 complete) This Quiz: 44 About 19% of the population of a large country is allorgic to pollon. If two people are country:s allergic topilent, two people are rando ly selected, what is the probabliy both are al ge top len? What is the (a) The probability that both well be alerpc to pollen is (Round to four decimal places as needed) (b) The probability that at least one person is alergc to pollen is Round to tour decimal places as needed )

Explanation / Answer

Here' how to solve the problem:

p(allergic) = .19
n = 2

a. P(both are allergic) = P(allergic)^2 = .19^2 = .3610

b. P(atleast one is allergic) = 1- P(none allergic) = 1-(1-.19)^2 = .3439

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