根据下面这段程序DATA PARTS;INPUT NAME $ PARTA ...的数据集PARTS包含几个变量: ()
举一反三
- 现有如下一段程序：DATA general;INPUT name$ sex...，数据集merged中有多少个变量。（
- 现有如下一段程序：DATA bb1;INPUT x y;CARDS;8 ...序以后，数据集bb2中有多少个变量。（
- People in different parts of Britain like to use the name England to refer to their country.
- A job ad can be divided into several parts, and the name of each part is fixed.
- Spare parts are parts of machines which can be used as alternatives of the working parts when the working parts are not in service.