How to summarise data but keep columns R
Similar codes
- 0 vote232 views1 answer
- 2 votes182 views1 answer
- 0 vote220 views1 answer
- 1 vote195 views2 answers
- 0 vote210 views1 answer
- 1 vote193 views1 answer
- 0 vote185 views1 answer
- 6 votes443 views3 answers
- 6 votes426 views2 answers
- 0 vote206 views1 answer