The amount of waste (in millions of tons a day) generated in Lower Slobbovia from 1960 to 1995 was

(a) Find the equation for the least squares line that best fits these data. Use the result to estimate the amount of waste in the year 2000, and in the year 2005.
(b) Redo your calculations using an exponential growth model y = ceat.
(c) Which model do you think most accurately reflects the data? Why?

Transcribed Image Text:

year amount 1960 1965 1970 115.8 1975 25.0 1980 132.6 1985 143.1 1990 56.3 1995 69.5 86.0 99.8