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ISYE 6402 Meta’s Prophet Model: Case Studies | Latest 2025 Update with complete solutions
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---14April 20252024/2025A+
- A time series is an ARMA process if... - answer-it is stationary 
 
AR or Auto Regressive - answer-models the relationship between Xt and past or lagged observations. 
 
MA or Moving Average - answer-we can model that the time series, the time t is not only affected by the shock of time t, but also the shocks that have taken place before time t. 
 
The Moving Average (MA) is a .... - answer-linear combination of white noise 
 
AR(?) MA(?) - answer-p,q 
 
phi - answer-polynomial of order p with c...
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