Hi all,
When I run a regression, I got the following response. your help is
appreciated.
Error in constants (lhs, cnames_symb) :
The hypothesis
"Cost_PKL-QK.X_(Intercept)=0" is not well formed: contains bad
coefficient/variable names. In addition:
Warning message:
In constants(lhs, cnames_symb) : NAs introduced by coercion
Dereje
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