Paid Daily · Resources · Ask Plutus
Why Your Backtest Lies: Survivorship & Look-Ahead Bias
NowPress play to follow along0:00 / 0:52
Chapters1 segments · tap to seek
ticker lesson
Breakdown
0:00lesson
Backtesting Biases — Survivorship & Look-Ahead
- Survivorship bias hides failed companies
- Look-ahead bias uses future data
- Both distort performance metrics
- Robust testing requires error awareness
- EPAT by QuantInsti recommended
Informational only — this is QuantInsti Quantitative Learning’s content, decoded by Plutus. Not Paid Daily’s advice or a recommendation. The outline, timestamps, and claims are extracted from what the creator said; verify before acting.