An asset's standard deviation tells you how much its returns vary from its average. You can quickly calculate or look up the standard deviation of different assets. A high standard deviation can ...

How They Differ and Practical Uses in Finance and Investing Fact checked by Stella Osoba Suppose you're choosing between two jobs. You're told both pay an average of $5,000 a month, but there's a ...

For a given data set, standard deviation measures how spread out the numbers are from an average value. This measurement of average variance has a prominent place in many fields related to statistics, ...