반응형 normal distribution1 Normal Distributions 목차 1. Normal Distribution has 2 parameters (=number describing whole population): mean (mu; µ) and varaince (sigma squared; σ^2) they are constants (same value for all observations in the population X ~ N (µ, σ^2) probability of getting a single point X is 0; it is area! Standard Normal Random Variable variable X is transformed to "Z score" mean= 0 and variance = 1 Z ~ N (0,1) X (RV) → Z → proba.. 2022. 11. 25. 이전 1 다음 반응형
