Rules that backfired · Lesson 18
I tested 90,000 versions of a trading idea
The best of ~90,000 versions
- Under 3 months of trades
- won 53%
- A year it had never seen
- won 34%
- Over 158 trades
- lost a little per trade
- Verdict
- stays on paper
"Nothing was broken. It just fit the months I tested it on."
▶ Watch the ShortWhat it taught me
The best version of my trading algorithm won 53% of the time on under three months of trades and passed every check. On a full year of older data it had never seen, it won 34% and lost a little per trade over 158 trades.
Nothing was broken. It just fit the months I tested it on, so it stays on paper.
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