The average completion rate of most free online courses is 7.5%. That means over 90% of participants sign up for a free online course and then drop out. (A nice visualization can be found here: http://www.katyjordan.com/MOOCproject.html).
A list of top ten reasons people drop out can be found here:
For example, in this course, the instructor told the 40,000 participants to log into a Google Doc and add their name to the list, not realizing that Google Docs support only up to 50 users at a time.
This should help when identifying risks and constraints.
A list of top ten reasons people drop out can be found here:
http://www.openculture.com/2013/04/10_reasons_you_didnt_complete_a_mooc.html
Finally, in February, there was a laughably bad online course on how to teach and deliver online courses.
http://www.slate.com/blogs/future_tense/2013/02/05/mooc_meltdown_coursera_course_on_fundamentals_of_online_education_ends_in.html
For example, in this course, the instructor told the 40,000 participants to log into a Google Doc and add their name to the list, not realizing that Google Docs support only up to 50 users at a time.
This should help when identifying risks and constraints.