A plastics manufacturing performed a quarterly time series analysis for demands over the last ﬁve
Years (periods 1 through 20). The analysis resulted in the following trend equation and seasonal
Indexes:
= 920.0 + 22.6 t
If demand for period 19 was actually 1,000, what was the deseasonalized demand?
A) 1045.95
B) 1394.60
C) 750.00
D) 1333.33
E) 1859.47

Question

A plastics manufacturing performed a quarterly time series analysis for demands over the last ﬁve
Years (periods 1 through 20). The analysis resulted in the following trend equation and seasonal
Indexes: 
= 920.0 + 22.6 t 
If demand for period 19 was actually 1,000, what was the deseasonalized demand?
A) 1045.95 
B) 1394.60 
C) 750.00 
D) 1333.33 
E) 1859.47

Quizplus · Accepted Answer

1333.33

A Plastics Manufacturing Performed a Quarterly Time Series Analysis for Demands