Consumer Trends The amounts of money y (in millions of dollars) spent on college
Chapter 1, Problem 71(choose chapter or problem)
Consumer Trends The amounts of money y (in millions of dollars) spent on college textbooks in the United States in the years 1995 to 2002 are shown in the table. (Source: Book Industry Study Group, Inc.) A mathematical model for the data is given by where trepresents the year,with corresponding to1995. (a) Compare the actual expenses with those given by the model. How good is the model? Explain your reasoning. (b) Use the model to predict the expenses in 2010.
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