Top Questions

1. Create new column based on values from three other columns in R
   2 votes

   4 answers
2. R: Replace all values in column (NA and values) with mean of values
   1 votes

   1 answers
3. Condition based on unique column values
   1 votes

   1 answers
4. Add column with row number count of grouped column values while excluding NA's
   1 votes

   2 answers