1. Item 26 of 63 Mark item for review
Given the following SAS data sets:
WORK.VISIT1 WORK.VISIT2
Id Expense Id Cost
--- ------- --- ----
001 500 001 300
001 400 002 600
003 350
The following result set was summarized and
consolidated using the SQL procedure:
Id Cost
--- ----
001 300
001 900
002 600
003 350
Which of the following S