The effect of small calibration sample sizes on TOEFL IRT-based equating
By: K. Linda Tang, Walter D. Way, Patricia A. Carey.
Contributors: Way, Walter D.; Carey, Patricia A.
Series: TOEFL technical report ;; TR-7
Publisher: Educational Testing Service
Published: 1993
Place of publication: Princeton, N.J
Language: eng
Number of pages: 38
Subjects: Test of English as a Foreign Language -- Validity -- Statistical methods.; English language -- Study and teaching -- Foreign speakers.; English language -- Ability testing.
Notes: Includes bibliographical references (p. 37-38).
Figures 14-16 laid-in.
"December 1993"--Cover.
"RR-93-59."