Examlex
As the number of t tests increases, the risk of a Type I error decreases.
Risk-free Rate
A theoretical return on an investment with zero risk of financial loss, often represented by government bonds.
Alpha
Alpha is a financial metric indicating the performance of an investment relative to a benchmark index, representing the extra value that a portfolio manager adds or subtracts from a fund's return.
Expected Rate of Return
The projected percentage return on an investment over a given period, factoring in all known variables.
Beta
A measurement of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole.
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