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| Personal Computing | 1 |
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| Cullem, Tom | 1 |
| Lewis, Charles | 1 |
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Cullem, Tom – Personal Computing, 1982
Discusses various issues related to computerized tutoring, focusing on Scholastic Aptitude Test (SAT) tutoring programs. Indicates that although there is a market for the programs, there is insufficient evidence to judge their effectiveness. (JN)
Descriptors: Computer Assisted Instruction, Computer Oriented Programs, Computer Programs, Evaluation
Lewis, Charles – 1982
The nonparametric approach to test theory discussed here has its roots in the early work of Guttman, Lazarsfeld, and Meredith; and more recently in the work of Cliff and in Tatsuoka and Tatsuoka. Mokken's extensive treatment of this subject concentrated on defining, constructing, and testing unidimensional scales, based on responses to dichotomous…
Descriptors: Computer Oriented Programs, Estimation (Mathematics), Item Analysis, Latent Trait Theory
