SOLUTION: A newspaper reported that 5% of Canadian drivers admit to reading the newspaper while driving. If 500 drivers are selected at random, find the probability that exactly 40 will admi

Question 534170: A newspaper reported that 5% of Canadian drivers admit to reading the newspaper while driving. If 500 drivers are selected at random, find the probability that exactly 40 will admit to reading the newspaper while driving.
A) 0.6%
B) 1.3%
C) 4.7%
D) 2.0%
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A newspaper reported that 5% of Canadian drivers admit to reading the newspaper while driving. If 500 drivers are selected at random, find the probability that exactly 40 will admit to reading the newspaper while driving.
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Binomial Problem with n = 500 and p(read) = 0.05
P(x = 40) = 500C40*(0.05)^40*(0.95)^460 = binompdf(500,0.05,40) = 0.0012
= 0.12%
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Cheers,
Stan H.
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A) 0.6%
B) 1.3%
C) 4.7%
D) 2.0%

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