James Algina

Summary

Affiliation: University of Florida
Country: USA

Publications

  1. ncbi request reprint An alternative to Cohen's standardized mean difference effect size: a robust parameter and confidence interval in the two independent groups case
    James Algina
    Department of Educational Psychology, University of Florida, Gainesville, FL 32611 7047, USA
    Psychol Methods 10:317-28. 2005
  2. doi request reprint The impact of omitting the interaction between crossed factors in cross-classified random effects modelling
    Yuying Shi
    University of Florida, Gainesville, Florida, USA
    Br J Math Stat Psychol 63:1-15. 2010
  3. ncbi request reprint Generalized eta and omega squared statistics: measures of effect size for some common research designs
    Stephen Olejnik
    Department of Educational Psychology, College of Education, University of Georgia, Athens, GA 30602 7143, USA
    Psychol Methods 8:434-47. 2003
  4. ncbi request reprint Conducting power analyses for ANOVA and ANCOVA in between-subjects designs
    James Algina
    University of Florida, USA
    Eval Health Prof 26:288-314. 2003
  5. ncbi request reprint Adaptive robust estimation and testing
    H J Keselman
    Department of Psychology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2
    Br J Math Stat Psychol 60:267-93. 2007
  6. doi request reprint A generally robust approach for testing hypotheses and setting confidence intervals for effect sizes
    H J Keselman
    Department of Psychology, University of Manitoba, 190 Dysart Road, Winnipeg, Manitoba, Canada
    Psychol Methods 13:110-29. 2008

Detail Information

Publications6

  1. ncbi request reprint An alternative to Cohen's standardized mean difference effect size: a robust parameter and confidence interval in the two independent groups case
    James Algina
    Department of Educational Psychology, University of Florida, Gainesville, FL 32611 7047, USA
    Psychol Methods 10:317-28. 2005
    ..Over the range of distributions and effect sizes investigated in the study, coverage probability was better for the percentile bootstrap confidence interval...
  2. doi request reprint The impact of omitting the interaction between crossed factors in cross-classified random effects modelling
    Yuying Shi
    University of Florida, Gainesville, Florida, USA
    Br J Math Stat Psychol 63:1-15. 2010
    ..We recommend that researchers attempt to include interaction effects of cross-classified factors in their models...
  3. ncbi request reprint Generalized eta and omega squared statistics: measures of effect size for some common research designs
    Stephen Olejnik
    Department of Educational Psychology, College of Education, University of Georgia, Athens, GA 30602 7143, USA
    Psychol Methods 8:434-47. 2003
    ..The present article provides formulas for computing generalized eta and omega squared statistics, which provide estimates of effect size that are comparable across a variety of research designs...
  4. ncbi request reprint Conducting power analyses for ANOVA and ANCOVA in between-subjects designs
    James Algina
    University of Florida, USA
    Eval Health Prof 26:288-314. 2003
    ..The authors present methods for conducting power analyses along with a discussion of these issues, and they make available SAS programs that can be used to implement the power analyses that are discussed...
  5. ncbi request reprint Adaptive robust estimation and testing
    H J Keselman
    Department of Psychology, University of Manitoba, Winnipeg, Manitoba, Canada R3T 2N2
    Br J Math Stat Psychol 60:267-93. 2007
    ..With regard to the power to detect non-null treatment effects, we found that the choice among the methods depended on the degree of non-normality and variance heterogeneity. Recommendations are offered...
  6. doi request reprint A generally robust approach for testing hypotheses and setting confidence intervals for effect sizes
    H J Keselman
    Department of Psychology, University of Manitoba, 190 Dysart Road, Winnipeg, Manitoba, Canada
    Psychol Methods 13:110-29. 2008
    ..In an online supplement, the authors use several examples to illustrate the application of an SAS program to implement these statistical methods...