Winner Automotive has a current inventory of 14 used cars and 8 used trucks. Management needs to select 10 used vehicles to participate in a special used vehicle sale at the local shopping mall. If the vehicles are selected randomly, determine the probability of the following occurring:
a. Four trucks have been selected.
b. Four cars have been selected.
c. Explain why these probabilities are so different.
d. Calculate the mean and standard deviation for the distribution which defines selecting a truck as a success.
e. Verify your results with Excel.