Free Study Time per Credit calculator with clear step-by-step results.
Applies the standard expectation of two hours of independent study for every credit hour, adds scheduled contact time, and then adds paid work to show the real weekly commitment - the number that reveals whether a course load is sustainable alongside a job.
Study hours
Study = credit hours x study ratio
Total commitment
Total = credits x (contact per credit + study ratio) + paid work hours
It is the standard institutional expectation and roughly right for a demanding course. Quantitative and lab-heavy subjects often need three; some electives need one.
Above roughly 55-60 hours a week of combined study and work, attrition and grade decline rise sharply. Fifteen credits plus twenty work hours already sits near that line.