A Response Time Model For Bottom-Out Hints as Worked Examples.

Benjamin Shih Kenneth R. Koedinger Richard Scheines A Response Time Model For Bottom-Out Hints as Worked Examples. 117-126 2008 EDM http://www.educationaldatamining.org/EDM2008/uploads/proc/12_Shih_35.pdf conf/edm/2008 db/conf/edm/edm2008.html#ShihKS08