R dplyr add new column

- How to add a column in r dplyr
- R dplyr add column to dataframe
- R dplyr add column if it does not exist
- R dplyr add column from another dataframe
- R dplyr add column with condition
- R dplyr add column with row number
- R dplyr add column sum
- Add new column to dataframe r dplyr
- Create a new column in r
- Dplyr new column
- Dplyr create new column