SOLUTION: If the probability that at least one person makes an A on the final exam is 0.15, then the probability no one makes an A is:

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Question 147713: If the probability that at least one person makes an A on the final exam is 0.15, then the probability no one makes an A is:
Answer by stanbon(48568) About Me  (Show Source):
You can put this solution on YOUR website!
If the probability that at least one person makes an A on the final exam is 0.15, then the probability no one makes an A is:
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P(no one gets A) + P(at least one person gets A) = 1
P(no one gets A) + 0.15 = 1
P(no one gets A) = 0.85
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Cheers,
Stan H.