SOLUTION: In a large population, 51% of the people have been vaccinated. If 3 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?

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Question 1143257: In a large population, 51% of the people have been vaccinated. If 3 people are randomly selected, what is the probability that AT LEAST ONE of them has been vaccinated?
Answer by greenestamps(13206) About Me  (Show Source):
You can put this solution on YOUR website!


At least one means NOT none of the three: P(at least one) = 1 - P(none)

P(none) = (1-.51)^3 = .49^3 = .117649
P(at least one) = 1-.117649 = .882351