http://www.ck12.org Chapter 7. Organizing and Displaying Data
a. Minimum value→ 4
Q 1 → 6
Median→ 9
Q 3 → 10
Maximum value→ 12
The median of the data set is located to the right of the center of the box, which indicates that the distribution is
negatively skewed.
b. Minimum value→ 225
Q 1 → 250
Median→ 300
Q 3 → 325
Maximum value→ 350
The median of the data set is located to the right of the center of the box, which indicates that the distribution is
negatively skewed.
c. Minimum value→ 60
Q 1 → 70
Median→ 75
Q 3 → 95
Maximum value→ 100
The median of the data set is located to the left of the center of the box, which indicates that the distribution is
positively skewed.
Example B
The numbers of square feet (in 100s) of 10 of the largest museums in the world are shown below:
650, 547, 204, 213, 343, 288, 222, 250, 287, 269
Construct a box-and-whisker plot for the above data set and describe the distribution.