Question: Time Series Analysis In R markdown : 1) Simulate an MA(3). Is it invertible? What do you notice about the pattern of the ACF? 2)

Time Series Analysis In R markdown :

1) Simulate an MA(3). Is it invertible? What do you notice about the pattern of the ACF?

2) Analyze the percentage changes in quarterly personal disposable income for the US, 1970 to 2010. What model can you propose?

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