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TA贡献1942条经验 获得超3个赞
model <- lm(Total ~ Coupon, data=df)
不 model <-lm(df$Total ~ df$Coupon, data=df).
lm(Total ~ Coupon)TotalCouponTotal = a + b*Couponab~
CouponTotal.
newdataCouponTotal
model <- lm(Coupon ~ Total, data=df)new.df <- data.frame(Total=c(79037022, 83100656, 104299800))predict(model, new.df)
TA贡献2037条经验 获得超6个赞
lm(olive$Area@olive$Palmitic)anewdata<-data.frame(Palmitic=2)lm(Area@Palmitic,data=olive)
警告消息:“anewdata”有1行,但变量有X行
TA贡献1848条经验 获得超10个赞
model <- lm(Coupon ~ Total, data=df)predict(model, data.frame(Total=c(79037022, 83100656, 104299800)))
model <- lm(Coupon ~ Total, data=df) #Okmodel <- lm(df$Coupon ~ df$Total) #Ko
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