If you want to work in clinical trials (Pharma) or anti-money laundering (Finance), knowing Python is nice, but knowing SAS is mandatory. The free trial allows you to learn PROC SQL and PROC REPORT on real data sets. Use the 30 days to replicate a published medical study. If you can do that, you can pass the technical interview.
SPSS is clunky. R has a steep curve. SAS proc mixed (for hierarchical linear modeling) is the industry standard for education and psychology research. The OnDemand platform is free indefinitely for professors and students. You can write a dissertation using SAS without paying a cent. sas software free trial
But for the solo data scientist, the startup founder, or the student, there is a silent question that lingers: "Is SAS only for the Fortune 500, or can I get my hands on it right now?" If you want to work in clinical trials