Are Tests Comprising Both Multiple-Choice and Free-Response Items Necessarily Less Unidimensional Than Multiple-Choice Tests? An Analysis of Two Tests
- Author(s):
-
Thissen, David;
Wainer, Howard;
Wang, Xiang-Bo
- Publication Year:
- 1994
- Source:
-
Journal of Educational Measurement, v31 n2 p113-123, Sum 1994
- Document Type:
- Article
- Page Count:
- 11
- Subject/Key Words:
-
Scoring,
Multiple Choice Items,
Unidimensionality,
Free Response Items,
Factor Analysis,
Advanced Placement Program (AP),
Item Types