[問題]stata問題請益
as title...
目前碰到一個很棘手的問題
假設
variable X
A 1
A 1
A 1
A 2
A 3
A 4
A 4
A 4
A 4
B 3
B 3
B 2
我想要by A B 這項variable 求X這個variable中 出現最頻率最頻繁的一次
變成
A 4
B 3
請益版上高手!!! 謝謝謝謝
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04/11 10:46, , 1F
04/11 10:46, 1F
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04/11 11:13, , 2F
04/11 11:13, 2F
推
04/11 12:07, , 3F
04/11 12:07, 3F
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04/11 12:07, , 4F
04/11 12:07, 4F
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04/11 12:08, , 5F
04/11 12:08, 5F
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04/11 12:10, , 6F
04/11 12:10, 6F
推
04/11 12:25, , 7F
04/11 12:25, 7F
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04/11 12:25, , 8F
04/11 12:25, 8F
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04/11 12:27, , 9F
04/11 12:27, 9F
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04/11 12:28, , 10F
04/11 12:28, 10F
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04/11 12:30, , 11F
04/11 12:30, 11F
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04/11 12:30, , 12F
04/11 12:30, 12F
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04/11 12:35, , 13F
04/11 12:35, 13F
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04/11 12:35, , 14F
04/11 12:35, 14F
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04/11 12:37, , 15F
04/11 12:37, 15F
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04/11 12:39, , 16F
04/11 12:39, 16F
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04/11 12:49, , 17F
04/11 12:49, 17F
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04/11 12:50, , 18F
04/11 12:50, 18F
推
04/11 22:45, , 19F
04/11 22:45, 19F