Accuracy of Forecast

Measuring Forecast Accuracy

This site is a part of the JavaScript E-labs learning objects for decision making. Other JavaScript in this series are categorized under different areas of applications in the MENU section on this page.

Professor Hossein Arsham   

Enter your up-to-14 Observed-Predicted paired data set then click on the Calculate button. Blank entry boxes are not included in the calculations but zeros are.

In entering your data to move from cell to cell in the data-matrix use the Tab key not arrow or enter keys.

Standatd Deviation of Errors Mean Absolute Error
Mean Relative Error ( in % ) Durbin-Watson Statistic

For Technical Details, Back to:
Time Series Analysis and Forecasting Techniques

Kindly email your comments to:
Professor Hossein Arsham


Decision Tools in Economics & Finance

Probabilistic Modeling


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Kindly e-mail me your comments, suggestions, and concerns. Thank you.

Professor Hossein Arsham   

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