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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.

Learn more about the history of ERIC here. PDF icon

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Rojewski, Jay W.; Lee, In Heok; Gemici, Sinan – Career and Technical Education Research, 2012
Use of t-tests and analysis of variance (ANOVA) procedures in published research from three scholarly journals in career and technical education (CTE) during a recent 5-year period was examined. Information on post hoc analyses, reporting of effect size, alpha adjustments to account for multiple tests, power, and examination of assumptions…
Descriptors: Vocational Education, Educational Research, Research Methodology, Statistical Analysis
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Lee, In Heok – Career and Technical Education Research, 2012
Researchers in career and technical education often ignore more effective ways of reporting and treating missing data and instead implement traditional, but ineffective, missing data methods (Gemici, Rojewski, & Lee, 2012). The recent methodological, and even the non-methodological, literature has increasingly emphasized the importance of…
Descriptors: Vocational Education, Data Collection, Maximum Likelihood Statistics, Educational Research
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Gemici, Sinan; Rojewski, Jay W.; Lee, In Heok – Career and Technical Education Research, 2012
Most quantitative analyses in workforce education are affected by missing data. Traditional approaches to remedy missing data problems often result in reduced statistical power and biased parameter estimates due to systematic differences between missing and observed values. This article examines the treatment of missing data in pertinent…
Descriptors: Research Methodology, Statistical Analysis, Data Collection, Pattern Recognition
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Rojewski, Jay W.; Lee, In Heok; Gemici, Sinan – Career and Technical Education Research, 2010
Data from the Education Longitudinal Study of 2002 database was used to determine the effects of career academy participation in grades 9 or 10 on educational aspirations. Propensity score matching was used to obtain initially equivalent groups for analysis. No statistically significant differences in postsecondary educational aspirations were…
Descriptors: Career Academies, Grade 9, Longitudinal Studies, Grade 10