A friend recently gave a presentation at a local Ted event, and while his was my first interface with the whole bean-bag-chair, Google-Glass, clearly-of-West-Coast-origin Ted experience, it did remind me that I still needed to watch this Ted presentation by Daphne Koller, co-founder of Coursera. She gave the talk in 2012, back when MOOC-mania was […]
MOOCs and Grading – Interpreting Obviousity Results
Getting back to the Obviousity scores we looked at a couple of days ago, the lessons to be drawn even from my simple experiment go beyond just reinforcing the need to follow the professional item-writing principles, like those I recommended a few months back. Yes, MOOC developers should avoid true/false questions and do a better […]
MOOCs and Grading – Obviousity Results
OK, so I ran my Obviousity Index test on several of the classes I’ve taken (not enough for a comprehensive scientific analysis, but enough to inform this conversation). Remember from yesterday that the Obviousity Index is derived from looking at MOOC courses where the final grade is based entirely on how a student performs in […]
MOOCs and Grading – The Obviousity Index
As many readers know, my background in professional test design has left me sensitive to MOOC quizzes and exams that sometimes seem thrown together as afterthoughts. This is because in the best designed courses, instruction and assessment (whether in the form of quizzes, final exams, graded papers and homework assignments) work hand in hand to […]
MOOC Testing – Final Thoughts
So the good news is that massive courses have the technology and the audience needed to generate massive (or “Big”) data, enough data to give course developers the statistics they need to refine and revise testing so that it more capably screens those who know from those who don’t. And, if combined with some of […]