to or at a source, origin, center, or the like: to follow a stream up to its source. 7. to or at a higher point or degree, as of rank, size, value, pitch, loudness, brightness, maturity, or speed: to move up in a firm; to pump up a tire; to turn a lantern up; Prices are going up.
What is 'Standard Deviation'. Standard deviation is a measure of the dispersion of a set of data from its mean. If the data points are further from the mean, there is higher deviation within the data set. Standard deviation is calculated as the square root of variance by determining the variation between each data point relative to the mean.
Ann E. Watkins Cal State Northridge September 2014 22. The Standard Deviation. The standard deviation is a third measure of variability. Like the MAD, the standard deviation is based on the. deviations from the mean, but instead of taking the. absolute value of each deviation, each deviation is. squared.