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ERIC Number: ED003252
Record Type: RIE
Publication Date: 1962-Nov
Pages: 155
Abstractor: N/A
Reference Count: N/A
ISBN: N/A
ISSN: N/A
EMPIRICAL DETERMINATION OF SAMPLING DISTRIBUTIONS OF ITEM DISCRIMINATION INDICES AND A RELIABILITY COEFFICIENT.
BAKER, FRANK
THE RESULTS OF THIS STUDY CLEARLY INDICATE THE INADVISABILITY OF ATTEMPTING TO PERFORM ITEM ANALYSES BASED UPON SMALL SAMPLES. THE SINGLE ITEM DISCRIMINATION INDEX BASED UPON SAMPLES OF SIZE 15, 30, OR 60, HAS LITTLE OR NO VALUE. THOSE BASED UPON SAMPLES OF 120 ARE ONLY INDICATIVE IN NATURE. (LP)
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: Wisconsin Univ., Madison. School of Education.
Identifiers: MADISON; WISCONSIN