What probability that randomly selected car need no repairs

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Reference no: EM131017629

The state consumers affairs office provided the following information on the frequency of automobile repairs for cars 2 years old or older: 20% of all cars will require repairs once during a given year, 10% will require repairs twice, and 5% will require three or more repairs during the year.

a. What is the probability that a randomly selected car will need no repairs?

b. What is the probability that a randomly selected car will need at most one repair?

c. What is the probability that a randomly selected car will need some repairs?

Reference no: EM131017629

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