A company publishes statistics concerning car quality. The initial quality score

Question

A company publishes statistics concerning car quality. The initial quality score measures the number For one year, Car A had 1.36 problems per car Let the random variable X be equal to the number of problems with a newly purchased model A car. Complete (a) and (b) below of problems per new car sold a. If you purchased a model A car, what is the probability that the new car will have zero problems? The probability that the new model A car will have zero problems is b. If you purchased a model A car, what is the probability that the new car will have two or fewer problems? (Round to four decimal places as needed) The probability that a new model A car will have two or fewer problems is (Round to four decimal places as needed) Enter your answer in each of the answer boxes

Explanation / Answer

a) P( Zero problems)

Use excel function

POISSON.DIST(0,1.36,FALSE)

= 0.2567

B) P( Two or fewer problems)

Use excel function

POISSON.DIST(2,1.36,TRUE)

= 0.8431

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