Question: and MA(3 ) forecasts. Why did such a systematic bias occur? (v ) Correct this bias by performing a Double Moving Average method with four

and MA(3 ) forecasts. Why did such a systematic bias occur?

(v ) Correct this bias by performing a Double Moving Average method

and MA(3 ) forecasts. Why did such a systematic bias occur? (v ) Correct this bias by performing a Double Moving Average method with four period and plot the errors of DMA(4). Calculate its MAD

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