ERIC Number: EJ393023
Record Type: CIJE
Publication Date: 1989
Reference Count: 0
Some Simple Item Analysis Statistics and Significance Tests.
Aiken, Lewis R.
Journal of Research and Development in Education, v22 n2 p42-48 Win 1989
Eight indexes for item analyses of small samples of test scores are described. Each index and a corresponding statistical significance test is defined, and tables of critical values of the index and associated right-tail probabilities are given. A computer program for calculating all indexes or any subsets is described. (JD)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Authoring Institution: N/A