Question

The following are prices (in dollars) 2004 automobiles,
as listed in a sale ad in the automobile section of the
newspaper:
12,997 14,891 18,666 21,799
17,495 17,266 21,517 14,414
14,257 15,634 15,734 27,825
28,015 19,514 14,182 19,135
19,555 12,333 7,700 9,898

15 years ago