1、以村庄为分组,想要获得所调查的每一个村庄的农户总数;
2、计算每一个村庄所调查农户的土地面积的总和、均值、标准差;
3、除去所调查农户,所在村庄其它农户的土地面积的均值;
迫切希望能够学习这三个的命令或者思路,希望有大神教我。
如果采取,我会发布新帖子,给予一定的论坛币奖励,只要方法被我采用!
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- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input str7 communityID str9 householdID str11 ID float tudimianji
- "0101041" "010104101" "01010410101" 6
- "0101041" "010104101" "01010410102" 6
- "0101041" "010104102" "01010410201" .
- "0101041" "010104102" "01010410202" .
- "0101041" "010104103" "01010410301" 3
- "0101041" "010104103" "01010410302" 3
- "0101041" "010104104" "01010410401" 3
- "0101041" "010104104" "01010410402" .
- "0101041" "010104105" "01010410501" 10
- "0101041" "010104105" "01010410502" 10
- end