I need to know how to count simply the number of values among several columns row-wise. It's not about counting certain strings or numbers, it's just about the number of values not being
NA in specific columns.
I dont know if this would be the right way to get the desired outcome. If yes, what would I have to insert into the
df <- df %>% rowwise() %>% mutate(abc01 = sum())
This is the kind of result I need: