Which KPIs are available to measure forecasting accuracy and specify how these measures aggregated from...

MAPE, MAD, and Bias are used to measure forecast accuracy. MAD and Bias are aggregated using sum. MAPE is aggregated using weighted average.

MAPE, MAD, and Bias are used to measure forecast accuracy. MAPE and Bias are aggregated using weighted average. MAD is aggregated using sum.

MAPE, MFE, and Bias are used to measure forecast accuracy. MAPE and Bias are aggregated using weighted average. MFE is aggregated using sum.

MAPE, MFE, and Bias are used to measure forecast accuracy. MAPE and MFE are aggregated using weighted average. Bias is aggregated using sum.