摘要:
1 异常观测值 states<-as.data.frame(state.x77[,c("Murder", "Population","Illiteracy","Income","Frost")]) fit<-lm(Murder~Population+Illiteracy+Income+Frost,d 阅读全文
posted @ 2021-07-06 21:02
zhang-X
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摘要:
1 OLS回归(最小二乘法回归) 1.1 用lm()拟合回归模型 在R中,拟合线性模型最基本的函数是lm(),格式为:myfit<-lm(formula,data) 1.2 简单线性回归 dat<-women fit<-lm(weight~height,data=dat) summarize(fit 阅读全文
posted @ 2021-07-06 20:45
zhang-X
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