Publications
3 shownExperimental and Quasi-Experimental Designs for Research
A survey drawn from social-science research which deals with correlational, ex post facto, true experimental, and quasi-experimental designs and makes methodological recommendat...
The Relationship between Factorial Composition of Test Items and Measures of Test Reliability
For continuous distributions associated with dichotomous item scores, the proportion of common-factor variance in the test, H 2 , may be expressed as a function of intercorrelat...
Frequent Co-Authors
Researcher Info
- h-index
- 3
- Publications
- 3
- Citations
- 31,977
- Institution
- Northwestern University
External Links
Impact Metrics
h-index
3
h-index: Number of publications with at least h citations each.