He Insurance Institute for Highway Safety publishes data on the total damage suffered by compact automobiles in a series of controlled, low-speed collisions. The following costs are for a sample of 9 cars, in hundreds of dollars. 10.0 6.0 8.0 10.0 4.0 3.5 7.5 8.0 9.0

To be an outlier, an observation must fall outside the range

Required:
a. What is the median cost of the total damage suffered for this sample of cars?
b. What is the first quartile for the above data?
c. What is the interquartile range of the above data?
d. What is the mean of the total damage suffered for this sample of cars?
e. Using the correct units, what is the value of the variance?