转换多变量标签编码:invalid syntax. Perhaps you forgot a comma? (, line 1)

20250412105953246-image

报错原因:

(1)通常为逻辑连接符未加空格,此处应该写为x1<=20 and x2>=3

20250412110306751-image

(2)字符串输入错误,入下图所示,55-59 years是一个字符串,应该写成x2==”55-59 years”

图片[3]-转换多变量标签编码:invalid syntax. Perhaps you forgot a comma? (, line 1)-决策链社区论坛

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