In this problem you will fit a quartic polynomial to the
Chapter , Problem 11.7.21(choose chapter or problem)
In this problem you will fit a quartic polynomial to the AIDS data. (a) With as the total number of AIDS deaths in the US years after 1980, use a calculator or computer to fit the data in Table 11.23 on page 477 with a polynomial of the form = 4 + 3 + 2 + + . (b) Graph the data and your quartic for 0 16. Comment on the fit. (c) Graph the data and your quartic for 0 30. Comment on the predictions made by this model.
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