Sample Standard Deviation Explained. The standard deviation is a measure of how spread out numbers are. The formula we use for .
Specifically, it shows you how .
The standard deviation is a measure of how spread out numbers are. The greater the standard deviation of securities, the greater the variance between each price and the mean, which shows a larger price range. The formula we use for . The standard deviation is a measure of the spread of scores within a set of data.
