定义并实例化响应变量。
回归式反映了响应变量和预测变量间的线性关系。
Regression expression reflects the linear relation between responding variable and predictive variable.
用来衡量回归模型中可以解释的响应变量间的变动量。
It measures the amount of variation in the response data that is not explained by the predictors in the regression model.
应用推荐