1 > library(pastecs) 2 Warning message: 3 程辑包‘pastecs’是用R版本3.5.3 来建造的 4 > stat.desc(mtcars[vars]) 5 mpg hp wt 6 nbr.val 32.0000000 32.0000000 32.0000000 7 nbr.null 0.0000000 0.0000000 0.0000000 8 nbr.na 0.0000000 0.0000000 0.0000000 9 min 10.4000000 52.0000000 1.5130000 10 max 33.9000000 335.0000000 5.4240000 11 range 23.5000000 283.0000000 3.9110000 12 sum 642.9000000 4694.0000000 102.9520000 13 median 19.2000000 123.0000000 3.3250000 14 mean 20.0906250 146.6875000 3.2172500 15 SE.mean 1.0654240 12.1203173 0.1729685 16 CI.mean.0.95 2.1729465 24.7195501 0.3527715 17 var 36.3241028 4700.8669355 0.9573790 18 std.dev 6.0269481 68.5628685 0.9784574 19 coef.var 0.2999881 0.4674077 0.3041285