Object Reference : Object View and Procedure Reference : Group
Delete observations from a group.
group_name.deleteobs(col, row) [num_obs]
where col is an integer specifying the column to delete, row is an integer specifying the first row to delete, and num_obs specifies the number of observations to delete from the table.
group1.deleteobs(2, 5) 15
deletes fifteen observations from the second series in the group starting at the fifth row.