Can money buy a championship? A baseball writer is interested in knowing whether high salaries can produce good performance. He collected the average salaries of 12 teams and their winning percentages. The data are ranked in the accompanying table.

Do the data support the argument that winning takes money? Do a 5 percent test.

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Ranking of winning percentage 1 2 3 4 5 6 7 8 9 10 11 12 Ranking of average salaries 3 324 2 4 1 5 6 9 10 11 12 8 7