The accompanying data represent the yearly amount of solar power installed(in megawatts) in a particular area from 2000 through 2008. The trend forecasting equations below werefound, where X is the number of years after 2000. Complete parts(a) through(c) below.

Yi=8.956+28.6000Xi

Yi=23.57+0.721Xi+3.4848X2i

Year Amount

2000 15

2001 32

2002 45

2003 67

2004 85

2005 100

2006 141

2007 209

2008 255

a.

Compute the standard error of the estimate (SYX) for each model.

Linear

Quadratic

b.

Compute the MAD for each model.

Linear

Quadratic

c.) the basis of(a) and(b) and the principle ofparsimony, which forecasting model would youselect?

The model with the ______ values of SYX and MAD should beused, which is the _____