Question: Repeat the exercise using the additive model. (In Problem 11.1(c), subtract the moving average figures from the original series. In (e), subtract the seasonal factors

Repeat the exercise using the additive model. (In Problem 11.1(c), subtract the moving average figures from the original series. In (e), subtract the seasonal factors from the original data to get the adjusted series.) Is there a big difference between this and the multiplicative model?

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