Can somebody help me ? I am trying for over 3 hours now and I just don't manage to do it
It seems that you recently asked a question that originated from a class or workshop, and I wanted to make sure you were seeking help here in a way that maximizes the chances of getting good help (without violating our homework policies).
Our homework guide is here: FAQ: Homework Policy
reprex
We made a short guide for helping folks pose their R-coding questions here.
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