You have two data files, one from the year 1996 and the other from the year 1997, as follows: Create a SAS data set from each file (call them YEAR1996 and YEAR1997, respectively). Combine the data...

You have two data files, one from the year 1996 and the other from the year 1997, as follows:

Create a SAS data set from each file (call them YEAR1996 and YEAR1997, respectively). Combine the data from each data set into a single file (call it BOTH).