Statistical Analyses for Language Testers

Foreword, J. Charles Alderson 1. Data Entry 2. Checking and Correcting Data Files 3. Item Analysis 4. Descriptive Statistics 5. Analysing Test Taker Feedback 6. Comparing Performance I: Means, Scatterplots and Correlations 7. Comparing Performance II: Parametric and Non-Parametric Analyses 8. Comparing Performance III: ANOVA 9. Factor Analysis 10. Creating a Control File and Convergence Table 11. Analysing the Convergence Table and Variable Map 12. Item and Person Statistics 13. Distracter Analysis 14. Creating and Running a Specifications File 15. Analysing the Iteration Report and Vertical Ruler 16. Raters and Item Measurement Reports Appendices... Mehr