R语言如何将10*10的数据一次排到第一列成100*1答:如果数据为data.frame结构,先转换为matrix再转换为vector df <- data.frame(x1 = sample(c("Normal","Unnormal"), 10, replace = TRUE),x2 = sample(c("a","b"), 10,replace = TRUE),x3 = sample(c(1, 2), 10,replace = TRUE))df_char <- as.vector(as.matrix(df))df_char...
如何在R语言中读入数据和导出存储数据答:> var3 <- c("R and","Data Mining","Examples","Case","Studies")> df1 <- data.frame(var1,var2,var3)> names(df1) <- c("VariableInt","VariableReal","VariableChar")> write.csv(df1,"d://data//dummmyData.csv",row.names = FALSE)> df2 <- read.csv("d://data//...