On advanced stats, there is a calculation called the Sharpe Ratio. Can more ratio calculations be added, such as the ones listed in the thread title? Some references:

http://en.wikipedia.org/wiki/Modigliani_Risk-Adjusted_Performance
http://en.wikipedia.org/wiki/Treynor_ratio
http://en.wikipedia.org/wiki/Bias_ratio_(finance)
http://en.wikipedia.org/wiki/Sharpe_ratio