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Portfolio Beta
A measure of the volatility, or systematic risk, of a portfolio in comparison to the market as a whole.
Beta
A measure of a stock's volatility in relation to the overall market; used in the CAPM to calculate a stock's expected return.
Coefficient Of Variation
A statistical measure that indicates the relative variability of data points in a data series around the mean, often used to assess the risk of an investment.
Probability Distribution
A statistical function that describes all the possible values and likelihoods that a random variable can take within a given range.
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