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Thomas, David B. – Journal of Computer-Based Instruction, 1975
A sequential testing model is proposed which employs discriminant functions to classify examinees into groups which could correspond to instructional treatments. A termination rule based on the computed posterior probability of group membership is suggested. (Author)
Descriptors: Classification, Instructional Systems, Models, Sequential Approach
Peer reviewed
Direct linkBauer, Daniel J.; Preacher, Kristopher J.; Gil, Karen M. – Psychological Methods, 2006
The authors propose new procedures for evaluating direct, indirect, and total effects in multilevel models when all relevant variables are measured at Level 1 and all effects are random. Formulas are provided for the mean and variance of the indirect and total effects and for the sampling variances of the average indirect and total effects.…
Descriptors: Testing, Models, Sampling, Context Effect
