问题描述
#dummify
sub.data <- toyota[,c("Age_08_04","KM","Fuel_Type","HP","Automatic","Doors","Quarterly_Tax","Mfr_Guarantee","Guarantee_Period","Airco","Automatic_airco","CD_Player","Powered_Windows","Sport_Model","Tow_Bar","Price")]
#dummifying
library(dummy)
Fuel_Type.dummy = dummy(sub.data$Fuel_Type)
df.dummy = cbind(sub.data[,1:3],Fuel_Type.dummy,sub.data[,5:16])
colnames(df.dummy)[c(4,5,6)] = c("CNG","Diesel","Petrol")
colnames<-
(*tmP*
中的错误,值= make.names(colnames(x),TRUE)):尝试在尺寸小于二维的对象上设置“ colnames”
3。
stop(“尝试在尺寸小于二维的对象上设置'colnames'”)
2。
colnames<-
(*tmP*
,value = make.names(colnames(x),TRUE))
1。
虚拟(sub.data $ Fuel_Type)
解决方法
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