15. Industry standards suggest that 10 percent of new vehicles require warranty service
within the first year. Jones Nissan in Sumter, South Carolina, sold 12 Nissans yesterday.
a. What is the probability that none of these vehicles requires warranty service?
b. What is the probability exactly one of these vehicles requires warranty service?
c. Determine the probability that exactly two of these vehicles require warranty service.
d. Compute the mean and standard deviation of this probability distribution.
A Complete, Neat and Step-by-step Solution is provided in the attached file.