Cathy,
How does this model look?
[(1-B**4)]Y(T) = 20.767
+[X1(T)][(1-B**4)][(+ 56.1962)] :PULSE 7/
4 I~P00028test
Dear all,
I am having difficulty to built a model of quarter sales of spirits data, and
deciding which is the best model. The yfit2, yfit3, and yfit4 lines was not
appeared right at the end. The data and script is enclosed with this email.
I am using the harmonic regression model to
Dear all,
I am having difficulty to built a model of quarter sales of spirits data, and
deciding which is the best model. The yfit2, yfit3, and yfit4 lines was not
appeared right at the end. The data and script is enclosed with this email.
I am using the harmonic regression model to
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