2.12 Weather stations The pie chart (constructed using EXCEL) shown portrays the regional distribution of weather stations in the United States.

a. Do the slices of the pie portray (i) variables or

(ii) categories of a variable?

b. Identify what the two numbers mean that are shown for each slice of the pie.

c. Without inspecting the numbers, would it be easier to identify the modal category by using this graph or the corresponding bar graph? Why?

Transcribed Image Text:

Regional Distribution of Weather Stations Southeast, 67, 18.7% Midwest, 121, 33.7% Northeast, 45, 12.5% West, 126, 35.1%