Final Revision Priority

Mean / Median / Variance
Probability
Conditional Probability
Bayes Theorem
Normal Distribution
CLT

Hypothesis Testing
p-value
Type I / Type II
T-test
ANOVA
Chi-square

Linear Regression
Logistic Regression

Bias / Variance
Overfitting
Data Leakage
Train / Validation / Test
Cross Validation

Decision Tree
Random Forest
XGBoost
Bagging vs Boosting
Regularization

Precision
Recall
F1
ROC-AUC
Class Imbalance

Feature Engineering
Feature Selection

SQL JOIN
GROUP BY
HAVING
CASE
Window Functions
PARTITION BY
RANK
LAG

Production Evaluation
A/B Testing
Drift
Model Monitoring

RL Basics
State / Action / Reward
Policy
Exploration vs Exploitation
Q-Learning

Tokenization
Transformer / Self-Attention
Embeddings
Prompting vs Fine-Tuning
Hallucination
RAG
LLM Evaluation
Latency / Cost / Safety