The trend equation for annual sales data (in millions of dollars) is $=65+2.5 t$ , where t = 1 for 2000. The monthly seasonal index for December is 0.97. The forecast sales for December of 2009 is:
A) 90.0.
B) 7.28.
C) 7.50.
D) 7.69.

Question

The trend equation for annual sales data (in millions of dollars) is $=65+2.5 t$ , where t = 1 for 2000. The monthly seasonal index for December is 0.97. The forecast sales for December of 2009 is:
A) 90.0. 
B) 7.28. 
C) 7.50. 
D) 7.69.

Quizplus · Accepted Answer

The Answer of The trend equation for annual sales data (in millions of dollars) is $=65+2.5 t$ , where t = 1 for 2000. The monthly seasonal index for December is 0.97. The forecast sales for December of 2009 is:
A) 90.0. 
B) 7.28. 
C) 7.50. 
D) 7.69.

The Trend Equation for Annual Sales Data (In Millions of Dollars)