Answer:Current value of dependent variable is influenced by past values of both dependent and independent variables
Answer:Current value of dependent variable is influenced by past values of both dependent and independent variables
Answer:Zero autocovariances except at lag zero
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Answer:ACF =0 at lag 5
Answer:An AR and an ARMA is_solution: True
Answer:Quadratic Trend
Answer:Forward Chaining Cross Validation
These results summarize the fit of a simple exponential smooth to the time series.
Answer:0.3297 2 * 0.121
1. If autoregressive parameter (p) in an ARIMA model is 1, it means that there is no auto-correlation in the series.
2. If moving average component (q) in an ARIMA model is 1, it means that there is auto-correlation in the series with lag 1.
3. If integrated component (d) in an ARIMA model is 0, it means that the series is not stationary.
Answer:Only 2
Answer: It will be greater than 1
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