Examlex
Aptitude tests measure how well people have learned what they have been taught.
Coefficient of Variation
A measure of relative variability that indicates the ratio of the standard deviation to the mean, commonly used to assess the risk per unit of return.
Expected Return
The weighted average of all possible returns from an investment, factoring in the probabilities of each outcome.
Variance
A measure of the dispersion or spread between numbers in a data set, indicating how much the numbers differ from the mean.
Portfolio Risk
The risk associated with holding a portfolio of investments, reflecting the potential for loss due to market volatility.
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