PublicRecordCenter.com City of South Lake Tahoe, California updated and largest online public and criminal records portal. South Lake Tahoe is located in El Dorado County, California, United States.ublicRecordCenter.com City of South Lake Tahoe, California updated and largest online public and criminal records portal. South Lake Tahoe is located in El Dorado County, California, United States.
Definition. Process aimed at computing variance between actual and budgeted or targeted levels of performance, and identification of their causes.
Variance is a statistical measure that tells us how measured data vary from the average value of the set of data. In other words, variance is the mean of the squares of the deviations from the arithmetic mean of a data set. 1  Variance is the square of the standard deviation.  The formula for variance is.