When I run this line of code:
DATAFRAMEINPUT = DATAFRAMEINPUT_NS %>% group_by(NC8,ANO_REF,MES_REF) %>% summarise(PU_ML = mean(PU_ML))
I get the following message:
summarise() has grouped output by 'NC8', 'ANO_REF'. You can override using the .groups argument.
How can I improve the code?