1. Quiz review Find the median price for these sets of tires:
$525, $700, $465, $625, $500, $550, $850, $475

2. Quiz review Using the boxplot above:
a) What percent of values are larger than 12.1?
b) What percent of values are between 12.1 and 16.1?
c) What percent of values are less than 14.4?

3. Quiz review
The following piecewise function represents the price of a classified ad:
How much will it cost for a 9-line ad?

4. Quiz review Using the stem-and-leaf plot above: a) Find the mean
b) Find the median
c) Find the range
d) Find the IQR

5. Quiz review
The following represent price quotes for replacing the in-dash stereo. Some are just stereos while others include navigation systems:
180, 150, 100, 250, 275, 325, 460, 540, 500, 410, 150
Find the lower and upper quartiles

6. Quiz review
Jaquan bought a used car for $8,150. The book value is $8,700.
a) How much sales tax would he pay if the sales tax is 5.5%?
b) How much ad valorum tax would he pay if the ad valorum rate is 7.75%?

7. Quiz review
The MDJ charges $35 for the first 2 lines and $10 for each additional line. Write a piecewise function to represent the cost of a ad.

8. Quiz review
The following rate customer satisfaction scores at the service department of a local dealership:
85, 92, 97, 100, 70, 60, 85, 95, 90, 93, 88, 91,
84, 96, 87
Draw a box-and-whiskers plot