SOLUTION: A certain airplane has two alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02.
Let P(A) be for the first alter
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-> SOLUTION: A certain airplane has two alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02.
Let P(A) be for the first alter
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Question 383409: A certain airplane has two alternators to provide electrical power. The probability that a given alternator will fail on a 1-hour flight is .02.
Let P(A) be for the first alternator and P(B) be for the second. Therefore,
P(A) = .02
P(B) = .02
a. What is the probability that both will fail?
b. What is the probability that neither will fail?
c. One or the other will fail?
i just need the formula to use i cannot access my book! Answer by Fombitz(32388) (Show Source):