La - a white soft metallic element that tarnishes readily; occurs in rare earth minerals and is usually classified as a rare earth atomic number 57, lanthanum metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
In statistics, regression toward the mean is the phenomenon that if a variable is extreme on its first measurement, it will tend to be closer to the average on its second measurementâand if it is extreme on its second measurement, it will tend to have been closer to the average on its first. To avoid making incorrect inferences, regression toward the mean must be considered when designing scientific experiments and interpreting data. The conditions under which regression toward the mean ...
Regression Toward the Mean. Regression toward the mean is the tendency for scores to average out. In this case extreme scores tend to happen rarely and seem to fall back toward the average (the mean). For example, a golfer with a handicap of 2 averages a score of 73 (for example). This score represents the golfer's average score.