结果说singular。这是为什么呢?怎么解决呢?
The X'X matrix has been found to be singular, and a generalized
inverse was used to solve the normal equations. Terms whose
estimates are followed by the letter 'B' are not uniquely
estimable.

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[原创博文] GLM的时候出现这个说明是什么问题啊? |
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