Which of the following statements about the decomposition method is/are false?
A) The process of "deseasonalizing" involves multiplying by a seasonal index.
B) Dummy variables are used in a regression model as part of an additive approach to seasonality.
C) Computing seasonal indices is the first step of the decomposition method.
D) Data is "deseasonalized" after the trend line is found.
E) Decomposition can involve additive or multiplicative methods with respect to seasonality.
D
You might also like to view...
The term ________ refers to testing how a problem solution reacts to changes in one or more of the model parameters
A) graphical solution B) decision analysis C) sensitivity analysis D) break-even analysis
A geographic structure can be used to deal with the different issues facing different regions
Indicate whether the statement is true or false