When a Time Series Is Analyzed by the Model Y_t

question 112

Multiple Choice

When a time series is analyzed by the model y_t = T_t × S_t × I_t and the trend component T_t is set to be the centered moving average ,which of the following remains to be estimated?

• A) S_t × I_t
• B) T_t × S_t
• C) T_t × I_t
• D) S_t / I_t

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