Together they account for almost 65 of the variability in the original variables. Variance Actual Forecast 1. Variance Actual Forecast.
The calculation of the percent variance is.
Write down the sample variance formula. This measure is used to analyze the difference of spread in the data relative to the mean or average value. A variation on the concept is to compare the current period amount to the budgeted amount for the same period. For example to find percent of total for following numbers.