The amount of municipal solid waste created has become a major problem. According to the Environmental Protection Agency, the yearly amounts (millions of tons) are:

(a) Plot the amount of garbage (millions of tons) versus population (millions).
(b) Fit a straight line using x = population in millions.
(c) According to the fitted line, how much garbage is created by a typical person?

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Year Garbage (million tons) Population (millions) 1970 1980 1990 2000 2010 2014 121 152 208 243 250 258 203 227 249 282 300 319