[image] i have created this table and now i want to merge 3 columns to "NoAd" I use the record EEG from the "HRM" package what is the best way to combine the 3 columns except "AD" to one column called "NoAd" including the values of course? would be great if someone could help me, I've been sitt…

[image] should be like that at the end.. after i use prop.table.

Hi @SimonAustria , welcome to RStudio Community. Please do not post screenshots of code as it just creates more work for the people trying to replicate it. Code pre-formatted as text is preferable. As for your question, it's just a matter of combining the unwanted factor levels into the new level "…

merging values from columns

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SimonAustria April 19, 2020, 4:32pm 3

my code so far

Merge columns values