SOLUTION: It is estimated that 5% of the adult population know enough about CPR to effectively help a person suffering a heart attack. If an individual suffers a heart attack in the presence
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Question 929431: It is estimated that 5% of the adult population know enough about CPR to effectively help a person suffering a heart attack. If an individual suffers a heart attack in the presence of ten other people, the probability that at least one of the ten will know enough CPR to effectively help is about:
A .32
B .40
C .60
D .05
E .50
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
p(can) = .05, n = 10
P(x ≥ 1) = 1 - P(x = 0) = 1 - binompdf(10, .05,0) = 1-.5987 = .4013 0r 40.13%
B.
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