R语音小白跟着视频学习，代码跟着视频写的，但是报错，具体如下
代码：my_fac3 <- gl(n=2,k=5,lables = c("control","treatment"))
错误提示：> my_fac3 <- gl(n=2,k=5,lables = c("control","treatment"))
Error in gl(n = 2, k = 5, lables = c("control", "treatment")) :
unused argument (lables = c("control", "treatment"))
多谢各位！
