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The following data represent 15 randomly selected state ?nances: revenue and expenditures (in millions of dollars) for the ?scal year 1997 (source: The World Almanac and Book of Facts 2000).
Revenue:
9,439
26,538
8,845
5,537
14,520
6,494
24,028
2,818
39,038
49,318
5,215
4,229
20,128
7,724
7,467
Expenditure:
5,722
25,791
7,685
4,808
13,862
5,130
21,975
2,426
35,302
39,296
4,441
4,002
16,200
6,818
7,145
(a) Draw a scatterplot.
(b) Find the sample correlation between revenue and expenditure.
(c) Draw a QQ plot.
(d) Interpret (a), (b), and (c).
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