Getting to know “factor variables”

This is an update to the earlier post i. without the prefix -xi-. So the i.‘s (or “i options” as Joe Glass called it) have a name. Stata calls them “factor variables” and there is more to them than i. .See -help fvvarlist- for the documentation and some very helpful examples.

Can't get enough of factor variables
i. without the prefix -xi-

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