The first looks at buying the Nasdaq any time it closes lower 8 days in a row and selling X days later.
The second looks at buying the S&P 500 any time the S&P, Dow and Nasdaq all close with an 8-period RSI below 25 and selling X days later.
$100,000 per trade.
I found no compelling evidence for an immediate bounce with these studies. When adding additional trend and breakdown filters as I mentioned last night, the numbers looked even worse.
Perhaps a true washout or a solid reversal could get us the quantifiable edge we seek...