lunes, 9 de enero de 2017

Desde Investopedia

Standard Deviation
Standard deviation is a measure of the dispersion of a set of data from its mean. If the data points are further from the mean, there is higher deviation within the data set. Standard deviation is calculated as the square root of variance by determining the variation between each data point relative to the mean.
Term Of The Day Selected By
Timothy Baker
Founder & CEO
WealthShape LLC
Manchester, CT
Breaking it Down:
In finance, standard deviation is applied to the annual rate of return of an investment to measure... Read More

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