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en.wikipedia.org/wiki/Mean_absolute_percentage_error

The mean absolute percentage error (MAPE), also known as mean absolute percentage deviation (MAPD), is a measure of prediction accuracy of a forecasting ...

en.wikipedia.org/wiki/Approximation_error

The approximation error in some data is the discrepancy between an exact value and some ... relative error is the absolute error divided by the magnitude of the exact value. The percent error is the relative error expressed in terms of per 100.

www.mathsisfun.com/numbers/percentage-error.html

Percentage Error is all about comparing a guess or estimate to an exact value. See percentage change, difference and error for other options.

astro.physics.uiowa.edu/ITU/glossary/percent-error-formula

The experimental value is your calculated value, and the theoretical value is your known value. A percentage very close to zero means you are very close to ...

www.thoughtco.com/how-to-calculate-percent-error-609584

Feb 8, 2017 ... Percent error or percentage error is the difference between an approximate or measured value and an exact or known value. Here is how to ...

sciencenotes.org/calculate-percent-error

May 16, 2014 ... Percent error is an expression of the difference between a measured value and the accepted value. This shows the steps to calculate percent ...

www.wikihow.com/Calculate-Percentage-Error

How to Calculate Percentage Error. Calculating percentage error allows you to compare an estimate to an exact value. The percentage error gives you the ...

www.percenterrorcalculator.com

Calculator solving for percent error given the measured or observed value and true, theoretical or accepted value.

www.calculator.net/percent-error-calculator.html

Calculate the error percentage ratio of the observed value and the true value. Also find hundreds of other free online calculators here.

www.basic-mathematics.com/calculating-percent-error.html

Calculating percent error easily with a straightforward formula and a crystal clear explanation.