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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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Peer reviewed Peer reviewed
ERIC Number: EJ056737
Record Type: CIJE
Publication Date: 1972
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Extending Classical Test Theory to the Measurement of Change
O'Connor, Edward F., Jr.
Review of Educational Research, 42, 1, 73-97, Win 72
An examination of the weaknesses of the common statistical approaches suggests that change scores are unnecessary and often even inappropriate for statistical studies. Alternative statistical procedures are suggested. (Author/VW)
Descriptors: Correlation, Measurement Techniques, Research Design, Research Methodology, Research Reviews (Publications), Scores, Statistical Analysis, Statistical Bias, Test Reliability, Testing
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A