available upon request from the author.
Forecasting is essential for capacity planning and scheduling. Since future demand is uncertain, managers use forecasts to estimate future sales. Stevenson categorizes forecasts into two main approaches: operations management stevenson 14th edition ppt better
Accuracy is measured using metrics like MAD (Mean Absolute Deviation) and MSE (Mean Squared Error) . Monitoring forecast error is crucial; if error becomes unacceptably high, the model parameters (like the smoothing constant) must be adjusted. available upon request from the author