Medicare Disbursements Table 7.7 shows the total Medicare
Chapter 7, Problem 637(choose chapter or problem)
Medicare Disbursements Table 7.7 shows the total Medicare Disbursements in billions of dollars for several years. Let stand for 1990, for 1991, and so forth.(a) Find a linear regression model and superimpose its graph on a scatter plot of the data. (b) Find a power regression model and superimpose its graph on a scatter plot of the data. (c) Find when the models in parts (a) and (b) predict the same disbursement amounts. (d) Writing to Learn Which model appears to be a better fit for the data? Explain. Which model would you choose to make predictions beyond 2010?
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