Refer to Exercise 20.25. Forecast next years enrollment using the following methods. a. Autoregressive forecasting model. b.
Question:
a. Autoregressive forecasting model.
b. Exponential smoothing method with w = .5.
In exercise 20.25
College and university enrollment increased sharply during the 1970s and 1980s. However, since then, the rate of growth has slowed. To help forecast future enrollments, an economist recorded the total U.S. college and university enrollment from 1993 to 2009. These data (in thousands) are listed here.
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Year Enrollment 13,898 15,022 14,715 15,226 15,436 15,546 15,203 1995 1996 1997 1998 1999 1993 1994 2000 2001 2002 2003 2004 2005 2006 Year Enrollment 15,314 15,873 16,497 16,638 17,272 17,487 17,672 2007 2008 Year 2009 Enrollment 18,248 19,103 20,428
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