Sorry I still don't quite understand, here's my question, hope it clarifies more than what I mentioned above. (Since some of the birth years are recorded in the two-digit format (e.g., “81” for “1981”, “07” for “2007”, etc.), we need to add the prefix (e.g., “19”) to those values. Furthermore, we need to standardise the day of birth to the two-digit format as well (e.g. “02-Nov-2004” instead of “2-Nov-2004”). Implement a new DATA step to modify the variables “Day” and “Year”)
... View more
