Using the yearly amount of solar power generated by utilities (in millions of kWh) in the United States from 2002 through 2011 data for Problem 16.16 on page 626 and Problem 16.31 on page 634 (stored in Solar Power).
a. Perform a residual analysis.
b. Compute the standard error of the estimate (SYX).
c. Compute the MAD.
d. On the basis of (a) through (c), and the principle of parsimony, which forecasting model would you select? Discuss.