After Estimating a Trend Model for Annual Time-Series Data,you Obtain

question 46

Multiple Choice

After estimating a trend model for annual time-series data,you obtain the following residual plot against time.
The problem with your model is that

• A)the cyclical component has not been accounted for.
• B)the seasonal component has not been accounted for.
• C)the trend component has not been accounted for.
• D)the irregular component has not been accounted for.

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