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
Based on the seasonal indexes, which quarter is expect to have 21% more demand than predicted
By the trend line?
A) 1
B) 2
C) 3
D) 4
E) 1 and 3

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 
Based on the seasonal indexes, which quarter is expect to have 21% more demand than predicted
By the trend line?
A) 1 
B) 2 
C) 3 
D) 4 
E) 1 and 3

Quizplus · Accepted Answer

3

A Plastics Manufacturing Performed a Quarterly Time Series Analysis for Demands