Fall 375 Winter 582 2012 Spring 465
Problem 18-28 (Algo)

The following are historical demand data:

YEAR SEASON ACTUAL
DEMAND
2011 Spring 210
Summer 136
Fall 375
Winter 582
2012 Spring 465
Summer 274
Fall 695
Winter 972
Use regression analysis on deseasonalized demand to forecast demand in summer 2013. (Do not round intermediate calculations. Round your answer to the nearest whole number.)