Descriptor
Source
Publication Type
| Reports - Evaluative | 1 |
Education Level
Audience
Location
Laws, Policies, & Programs
Assessments and Surveys
| Praxis Series | 1 |
What Works Clearinghouse Rating
Download full textSheehan, Kathleen; Mislevy, Robert J. – 1994
The operating characteristics of 114 mathematics pretest items from the Praxis I: Computer Based Test were analyzed in terms of item attributes and test developers' judgments of item difficulty. Item operating characteristics were defined as the difficulty, discrimination, and asymptote parameters of a three parameter logistic item response theory…
Descriptors: Basic Skills, Computer Assisted Testing, Difficulty Level, Educational Assessment
