The percentages of Fortune 500 companies that still offer traditional pensions to new hires are shown in Table 67 for various years.

Let f (x) be the percentage of Fortune 500 companies that offer traditional pensions to new hires at x years since 1990.
a. Construct a scatterplot.
b. Use two points to find an equation of a model.
c. What is the slope? What does it mean in this situation?
d. Find f (22). What does it mean in this situation?
e. Find x when f (x) = 22.What does it mean in this situation?

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Table 67 Percentages of Companies That Offer Traditional Pensions Year Percent 1998 2001 2004 2007 2010 2013 50 41 31 21