Use the binomial probability formula to answer the following question. Warranty records show that the probability that a new car needs a warranty repair in the first 90 days is 0.05. If a sample of 3...

1. 
   Use
   the binomial probability formula
   to answer the following question.
   

Warranty records show that the probability that a new car needs a warranty repair in the first 90 days is 0.05. If a sample of 3 new cars is selected what is the probability that in the first 90 days.

1. 
   What is the mean and variance of the probability distribution?