Jason R. Finley

Research Tools that I have made |

Effect Sizes

Kroes, A. D. A., & Finley, J. R. (2023). Demystifying omega squared: Practical guidance for effect size in common analysis of variance designs.

Psychological Methods. doi:10.1037/met0000581 Supplemental Materials here.Omega Squared formulas quick reference: covers various ANOVA designs : OmegaSquaredQuickRef_JRF_3-31-13.pdf

Effect Size Tutorial presentation: shows how to calculate Omega squared from SPSS output : EffectSizeTutorial_4-1-13b.pptx

Example of calculating Cohen's d in Excel: EffectSize_CohensDexample.xlsx

Ordinal Correlation

Notes on comparing two Kendall's Tau correlation coefficients: ComparingKendallsTaus.docx

R code for comparing Tau-b coefficients, independent or dependent: CCseJRFcompare4.r

Programming in Flash/ActionScript3

Programming in MatLab + Psychtoolbox3

Code to implement a free response question: MatLab_PTB3_FreeResponse.zip

Statistics in R

Guide to Univariate & Multivariate Approaches to Mixed-Design 2-Way ANOVA in R

Statistics in Excel

How to do the sign test in Excel

Correlation and Regression class exercise

Correlation and Regression example

Chi Square Test for Independence

Misc