2009 Feng Addressing the assessment challenge

- Feng, M., Heffernan, N.T., & Koedinger, K.R. (2009). Addressing the assessment challenge in an Intelligent Tutoring System that tutors as it assesses. The Journal of User Modeling and User-Adapted Interaction, 19, 243-266. See more about this article here.
- The data is below

Description

1. one row per student
2. Year of ASSISTments usage: 2004-2005 (DA0405.txt) and 2005-2006 (DA0506.txt)
3. columns:

stu_id: student ID

original_count: number of main problems done in static condition

%correct: %correct on main problems in static condition

MCAS: MCAS score

DA_original_count: number of main problems done in dynamic condition

DA_original_%correct: %correct on main problems in dynamic condition

DA_scaf_%correct: %correct on scaffolding questions in dynamic condition

DA_avg_time: average number of seconds spent on each question (main or scaffold) in dynamic condition

DA_avg_attempt: average number of attempt made on each question (main or scaffold) in dynamic condition

DA_avg_hint: average number of hints requested for each question (main or scaffold) in dynamic condition