Statistical Testing
Meaning ⎊ The mathematical process of validating if observed market data patterns represent genuine signals or mere random noise.
P-Value Misinterpretation
Meaning ⎊ The dangerous error of confusing a low p-value with the actual probability that a trading strategy is profitable.
Statistical Power in Trading
Meaning ⎊ The likelihood that a strategy successfully detects a true profitable signal within noisy financial market data.
P-Value Interpretation
Meaning ⎊ A probability measure indicating the likelihood that observed data occurred by chance under the null hypothesis assumption.
Model Overfitting
Meaning ⎊ The failure of a trading model to perform in live markets because it was trained too specifically on historical data.
Backtest Bias
Meaning ⎊ Distortion in historical performance metrics due to unrealistic simulation assumptions.
Backtesting Inadequacy
Meaning ⎊ The failure of historical strategy simulations to accurately predict real-world performance due to flawed assumptions.
Data Snooping
Meaning ⎊ The practice of repeatedly testing hypotheses on the same dataset until a statistically significant result is found.
