NotesFAQContact Us
Collection
Advanced
Search Tips
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.

Learn more about the history of ERIC here. PDF icon

Back to results
Peer reviewed Peer reviewed
ERIC Number: EJ602723
Record Type: CIJE
Publication Date: 2000
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: ISSN-0013-189X
Statistical Significance Is Not a "Kosher Certificate" for Observed Effects: A Critical Analysis of the Two-Step Approach to the Evaluation of Empirical Results.
Cahan, Sorel
Educational Researcher, v29 n1 p31-34 Jan-Feb 2000
Shows why the two-step approach proposed by D. Robinson and J. Levine (1997) is inappropriate for the evaluation of empirical results and reiterates the preferred approach of increased sample size and the computation of confidence intervals. (SLD)
Descriptors: Effect Size, Evaluation Methods, Research Methodology, Sample Size, Statistical Significance
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Confidence Intervals (Statistics); Empirical Research
Note: Comments on an approach suggested by D. Robinson and J. Levin (197) to the reporting and evaluation of empirical results in "Reflections on Statistical and Substantive Significance'"Educational Researcher" v26 p21-29.