Скачать или смотреть Forecasting 10: Forecasting accuracy

Demand forecasting is essential for basic market research, analysis of the target market, and competitor study. Moreover, it enables students to learn digital marketing online and to study engineering online.
Forecasting is a real-world variable that contains random variations leading to some residuals. So, it is almost impossible to correctly predict the future values of those variables regularly.
Decision makers include forecasting accuracy along with the cost when choosing among different techniques.
This video explains three different measures for forecast accuracy and shows you how to calculate the forecasting accuracy.
The three used forecasting accuracy measures are:
The mean absolute deviation.
The mean squared error.
The mean absolute percent error