In a Study of the Growth of Termite Hills in the Desert

Essay

In a study of the growth of termite hills in the desert, an experiment was performed to determine how well the height of such hills can be determined from aerial photographs. Following are the heights of 36 termite hills (in centimeters) estimated from aerial photographs, $x$ , and measured on the ground, $y$ :
Produce a two-way frequency distribution with the classes 200-219, 220-239, 240-259, 260-279, and 280-299 for both variables.