1 回答layout參數括號了內的數字順序

1 回答按照老師的程序輸入為什么遇到了layout錯誤？

2 回答Error in lengend("topright", pch = 1, col = c("red", "blue"), legend = c("sep", : could not find function "lengend"

1 回答求教：write.csv中的參數qmethod = c("escape", "double")是什么意思？

2 回答qplot(Wind,Temp , data = airquality, geom = c("point","smooth")) 出現問題，錯誤代碼如下