dplyr row_number(): Add unique row number to a dataframe - Rstats 101
Add new column to dataframe in R using dplyr - Stack Overflow
Adding new column to existing DataFrame in Pandas - GeeksforGeeks
How to create, index and modify Data Frame in R? - TechVidvan
R - Add a new column to a dataframe using matching values of another dataframe - Intellipaat Community
Add a column from one table to another : r/PowerQuery
R Data Frame Operations - Adding Observations / Rows And Variable / Column To A Data Frame In R
Matrix Function in R: Create, Print, add Column & Slice
How to add a column to a dataframe in R - Sharp Sight
How to Add an Empty Column to a Dataframe in R (with tibble)
visualization - How to summarize(add) a column according to same year and plot in R? - Data Science Stack Exchange
R: Add column values as new lines in header
Introduction to Join — Adding Columns from Another Data Frame | by Kan Nishida | learn data science
How to Add a Column to a Dataframe in R with tibble & dplyr
Add New Column to Front of Data Frame in R (2 Examples) | First Index
How to add column to dataframe in R via @marsja | Reading data, Column, Ads
How to Add a Column to a DataFrame in R (with 18 Code Examples)
Adding a row or a column to an existing Matrix in R - OindrilaSen
How to Add Columns to a Data Frame in R - YouTube
How to Add Empty Column to DataFrame in R? - Spark By {Examples}
R Data Frame: How to Create, Append, Select & Subset
How to Add Columns in Word? All You Need to Know
How To Add Column To DataFrame R With Examples & Questions
r - I'd like to add an extra column (variable) to my existing data set as part of an assignment but am unsure how to do it - Stack Overflow
