Examlex
In order to maximize the likelihood that experimental and control groups are similar before any treatment is applied, researchers typically use:
Standard Deviation
A statistical measure of the dispersion or spread in a set of data, indicating how much the individual data points diverge from the mean.
Beta
A measure of a stock's volatility in relation to the overall market, indicating its sensitivity to market movements.
Risk-Adjusted Performance
A method to measure an investment's return by taking into account its risk exposure, giving a more accurate depiction of performance.
Eugene Fama
An American economist and Nobel laureate known for his work on the efficient-market hypothesis.
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