How To Fix /SAPAPO/FCST155 - MAPE for MLR forecasting using POS bigger than MAPE for stat. forecast

/SAPAPO/FCST155 - Overview

• Message type: E = Error

• Message class: /SAPAPO/FCST -

• Message number: 155

• Message text: MAPE for MLR forecasting using POS bigger than MAPE for stat. forecast

Self-Explanatory Message

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/SAPAPO/FCST155 - Details

• The SAP error message /SAPAPO/FCST155 with the description "MAPE for MLR forecasting using POS bigger than MAPE for stat. forecast" typically indicates that the Mean Absolute Percentage Error (MAPE) for the Multiple Linear Regression (MLR) forecasting method using Point of Sale (POS) data is greater than the MAPE for the statistical forecast. This situation can arise due to several reasons, and addressing it involves understanding the underlying data and the forecasting methods used.
  Causes:
  
  Data Quality Issues: The POS data may contain outliers, missing values, or inaccuracies that can skew the MLR results.
  Model Specification: The MLR model may not be correctly specified, meaning that the independent variables used in the model do not adequately explain the variability in the dependent variable.
  Insufficient Data: There may not be enough historical data to support a reliable MLR forecast, leading to poor performance compared to simpler statistical methods.
  Seasonality and Trends: If the data exhibits strong seasonal