DTA301Xuất hiện trong 2 đề thi
Which of the following is NOT a step in the Box-Jenkins methodology for time series analysis?
Các lựa chọn
A1. Condition data and select a model.
B2. Estimate the model parameters.
C3. Assess the model and return to Step 1, if necessary.
D4. Gain the result from model and return to Step 1, if necessary.