Question: The industry standards suggest that 10% of new vehicles require warranty service within the first year. A dealer sold 15 Nissans yesterday. Use equation (page 209) for part a) and Table II in back of book for part b) & c). Explain how you got values from table.

a) What is the probability that none of these vehicles requires warranty service?

b) What is the probability that exactly one of these vehicles requires warranty service?

c) Determine the probability that exactly 2 of these vehicles require warranty service.

d) Compute the mean and std. dev. of this probability distribution.