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.
A related term is Variance. The variance is the standard deviation squared, and the variance is often called the mean squared error. Sample Standard Deviation Definition: The sample standard deviation is the square root of the sum of the squared differences around the arithmetic mean divided by the sample size minus 1.he variance is the standard deviation squared, and the variance is often called the mean squared error. Sample Standard Deviation Definition: The sample standard deviation is the square root of the sum of the squared differences around the arithmetic mean divided by the sample size minus 1.