The Variable

The most intriguing thing: the variable wasn't the technology or support. It was the individual teacher. Makes you think online instruction is not that different from f2f.    

https://www.insidehighered.com/quicktakes/2015/06/10/report-finds-successful-online-2-year-college-courses-california

http://http//www.ppic.org/main/publication.asp?i=1152