31. Windy Cities Are some cities more windy than others? Does Chicago deserve to be nicknamed

“The Windy City”? These data are the average wind speeds (in kilometers per hour) for 54 selected cities in the United States5

a. Construct a relative frequency histogram for the data. (hint: Choose the class boundaries without including the value x56.2 in the range of values.)

b. The value x56.2 was recorded at Mt. Washington, New Hampshire. Does the geography of that city explain the observation?

c. The average wind speed in Chicago is recorded as 15.8 kilometers per hour. Do you think this is unusually windy?

Transcribed Image Text:

13.1 12.2 15.4 11.0 11.2 12.0 11.2 18.4 16.8 16.5 11.8 56.2 18.1 16.0 14.9 12.6 12.0 12.5 13.3 16.5 15.8 11.8 12.5 11.4 14.9 12.3 16.3 11.7 13.3 15.7 15.2 13.4 12.8 9.8 14.6 14.4 9.9 12.6 12.6 15.2 9.8 16.3 10.6 12.6 13.4 18.4 15.0 15.8 7.0 10.6 15.5 15.7 12.8 17.0 13.6 Source: World Almanac and Book of Facts 2017, p. 343