Standard deviation is still the most widely used measure of dispersion, or in financial markets, risk.

The investment industry relies heavily on a statistical tool called standard deviation to gauge risk. In technical terms, standard deviation calculates the dispersion of a data set, relative to ...

The most remarkable stat for the week came from Goldman Sachs chief U.S. equity strategist David Kostin who pointed out that the median U.S. stock is down 12 per cent from its 52-week high. The S&P ...

Standard Deviation: In Defense of an Often-Dismissed Investing Metric Debunking three arguments against this valuable risk-assessment tool.