Add a column to a data frame
add_column_to_dataframe(df, position, column_to_insert)
A data frame with the column inserted
data frame to add the column to
location in data frame where to insert the column. Position can also be a name of a column
the elements of the column to insert. If the column has a name, this name will be copied into the data frame. Id is does not have a name, it will get the name "nc".