The Applied Statistics in Economics and Business II module provides a number of advanced contents for the application of statistical methods in practice such as error control when testing statistical hypotheses; Check the independence and appropriateness of distribution before applying probability distribution; methods that consider causal effects such as analysis of variance and regression; Non-parametric methods are used when the population does not satisfy the probability distribution conditions or probability distribution is unclear or when the data is not in quantitative form; Bayesian statistics and applications in analysis for decision making; Statistical methods in quality control.