Answer to Question #176475 in Statistics and Probability for Bikram Chaudhary

Question #176475

If the probabilities are 0.87, 0.36, and 0.29 that, while under warranty, a new car will require repairs in the engine, drive train, or both, what is the probability that a car will require one or the other or both kinds of repairs under the warranty?


1
Expert's answer
2021-03-31T16:54:08-0400

P(A)=0.87P(B)=0.36P(AB)=0.29P(A) = 0.87 \\ P(B) = 0.36 \\ P(A \cap B) = 0.29

We have to find:

P(AB)=P(A)+P(B)P(AB)=0.87+0.360.29=0.94P(A \cup B) = P(A) + P(B) - P(A \cup B) \\ = 0.87 + 0.36 -0.29 \\ = 0.94


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