A simple procedure for approximate factor analysis Herbert WoodrowLawrence A. Wilson OriginalPaper Pages: 245 - 258
The determination of item difficulty when chance success is a factor J. P. Guilford OriginalPaper Pages: 259 - 264
Mathematical biophysics of delayed reflexes in connection with the theory of error elimination N. Rashevsky OriginalPaper Pages: 265 - 273
A note on item analysis and the criterion of internal consistency Charles I. Mosier OriginalPaper Pages: 275 - 282