I am using Julia version1.8.5. There was an error " LoadError: UndefVarError: @formula not defined" when I ran "fmla = @formula(outcome ~ GP(X1, X2) | region + covarA + covarB + categ)” in julia. The code and error is showed in the following picture. What should I do to deal with it ? I’ll really …

How did you know how to write @formula, and how did you know to specify your regression the way you did (ie using the | random effects operator)? It is true that the are multiple packages which use the @formula macro, StatsModels is the base package defining the @formula DSL but many other packages…

UndefVarError: @formula not defined

New to Julia

nirong April 8, 2023, 10:46am 5

Thanks for your detailed explanation. It really helps me.

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UndefVarError: @formula not defined

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