According to the U.S. Census, the number of bachelor’s degrees in mathematics conferred from 1971 to 2002 is given in the following table.
Year | Bachelor’s Degrees Conferred |
1971 | 24,937 |
1980 | 11,872 |
1990 | 15,176 |
1995 | 13,723 |
2002 | 12,395 |
a. Find a quadratic regression model that fits the data. Let x represent the number of years after 1970.
b. Use the model from part a to estimate the number of mathematics degrees conferred in 1985.
c. Use the model to predict the number of mathematics degrees to be conferred in 2009.
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