Mitzi looked up prices of 13 used Chevrolet HHR “retro” trucks in the classified ads and found these prices: $8,500, $8,500, $8,500, $9,900, $10,800, $10,800, $11,000, $12,500, $12,500, $13,000, $13,000, $14,500, and $23,000.
a. Find the range.
b. Find the four quartiles.
c. Find the interquartile range.
d. Find the boundary for upper outliers.
e. Find the boundary for lower outliers.
f. How many outliers are there?
g. Draw a modified box-and-whisker plot. Label it.