Use the frequency distribution from Exercise 12 in Section 2-1 on page 49 to construct a frequency polygon. Does the graph suggest that the distribution is skewed? If so, how?

In construct the frequency polygons.

Data From Section 2.1 Exercise 12

Tornadoes Listed below are the F-scale intensities of recent tornadoes in the United States. Construct a frequency distribution. Do the intensities appear to have a normal distribution?

Transcribed Image Text:

0 4 0 0 1 1 1 0 0 0 1 2 0 1 1 0 1 0 1 1 1 1 0 0 1 0 0 1 0 0 1 1 1 3 0 0 0 2 0 300000