Purpose of regression and Correlation Analysis 回归与相关分析的目的 Regression analysis is Used Primarily for Prediction(回归主要用于预测) A statistical model used to predict the values of a dependent or response variable based on values of at least one independent or explanatory variable Correlation Analysis is Used to Measure Strength of the Association Between Numerical Variables(度量关系密切程度)Purpose of Regression and Correlation Analysis 回归与相关分析的目的 • Regression Analysis is Used Primarily for Prediction（回归主要用于预测） A statistical model used to predict the values of a dependent or response variable based on values of at least one independent or explanatory variable Correlation Analysis is Used to Measure Strength of the Association Between Numerical Variables（度量关系密切程度）