Understand the basics of standard deviation and Z-score, and learn how each is calculated and used in the assessment of market volatility.

Learn the basics of calculating and interpreting standard deviation, and how it is used to measure and determine risk in the investment industry.

The standard deviation is a formal measure of the tendency of the numbers in your list to vary – or deviate – from the mean. You can think of it as a measure of how "spread out" your numbers are.

Understanding standard deviation means first understanding variance because standard deviation, mathematically speaking, is the square root of variance.

Standard Deviation indicates the volatility of the fund’s returns. Higher standard deviation means higher variation in returns and vice versa. In technical terms, it is a dispersion of returns from ...

Standard deviation is a widely used metric to ascertain the investment risk of mutual funds. The concept of Standard Deviation becomes important when you invest in a market-linked product like mutual ...

Standard deviation is a measurement of market volatility. Learn how investors use standard deviation in the MoneySense Glossary.

In National 5 Lifeskills Maths standard deviation is a measure of consistency or spread of data. It is used as a comparison between different data sets.