1. Missing data: Quantitative applications in the social sciences;Allison;British Journal of Mathematical and Statistical Psychology,2002
2. Motivation to learn in massive open online courses: Examining aspects of language and social engagement;Barak;Computers & Education,2016
3. Who borrows most?;Baum,2010
4. Bioelecticity: A quantitative approach. Duke University's first MOOC;Belanger,2013
5. Applying the Rasch model: Fundamental measurement in the human sciences;Bond,2007