题目
[主观题]
简化图形类型代码 par(mfrow=c(2,4)) plot(c(1:3),c(2:4),type = "p", main =paste("type=","p",sep="") ) plot(c(1:3),c(2:4),type = "l", main =paste("type=","l",sep="") ) plot(c(1:3),c(2:4),type = "b", main =paste("type=","b",sep="") ) plot(c(1:3),c(2:4),type = "o", main =paste("type=","o",sep="") ) plot(c(1:3),c(2:4),type = "h", main =paste("type=","h",sep="") ) plot(c(1:3),c(2:4),type = "s", main =paste("type=","s",sep="") ) plot(c(1:3),c(2:4),type = "S", ma