README.md

In Hayeke/RAssignment:

-R-

R课堂练习 数据格式：

str(makdata) 'data.frame': 65535 obs. of 8 variables: $ 收银员名称: Factor w/ 5 levels " 陈晨"," 刘珍霞",..: 1 1 1 1 1 1 1 1 1 1 ... $ 单据号 : int 20000001 20000002 20000003 20000004 20000005 20000006 20000006 20000007 20000007 20000007 ... $ 销售时间 : num 2.01e+13 2.01e+13 2.01e+13 2.01e+13 2.01e+13 ... $ 商品货号 : Factor w/ 2240 levels " 1-301"," 1-303",..: 236 1555 813 785 602 75 1352 1192 780 2190 ... $ 商品名称 : Factor w/ 2125 levels " 100支家庭装吸管",..: 1082 122 316 487 1419 1775 1818 116 598 293 ... $ 销售单价 : num 1.7 4.4 86.9 7.2 5.6 4.3 1.5 5 4.6 8.5 ... $ 销售数量 : num 1 1 1 1 1 1 2 1 1 1 ... $ 销售金额 : num 1.7 4.4 86.9 7.2 5.6 4.3 3 5 4.6 8.5 ...

Hayeke/RAssignment documentation built on Oct. 13, 2021, 1:39 a.m.