Luxury Cars According to Infoplease, 18

Essay

Luxury cars According to infoplease, 18.8% of the luxury cars manufactured in 2003 were
silver. A large car dealership typically sells 50 luxury cars a month.
a. Explain why you think that the luxury car sales can be considered Bernoulli trials.
b. What is the probability that the fifth luxury car sold is the first silver one?
c. Let X represent the number of silver luxury cars sold in a typical month. What is the
probability model for X? Specify the model (name and parameters), and tell the mean and
standard deviation.