All models are wrong, but some models are useful. Basic Statistics § Estimator Sufficiency Likelihood (Statistics) Fisher Information Estimators § Maximum Likelihood Estimator Consistency Chebyshev’s Inequality Method of Moment (Probability) Statistical Testing § Confidence Intervals Hypothesis Testing Student’s t-test Wilcoxon Signed Rank Test Wilcoxon Rank Sum Test Permutation Test New Distributions § Bernouilli Distribution Chi-Squared Student’s T-Distribution