Industry standards suggest that 10% of new vehicles require warranty service within the first year. Jones Nissan in Sumter, South Carolina, sold 11 Nissans yesterday.(Round your mean answer to 2 decimal places and the other answers to 4 decimal places.)

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

Probability:

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

Probability:

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

Probability:

d.Compute the mean and standard deviation of this probability distribution.

Mean:

Standard Deviation: