Learn & Free Tools

Free tools for planning and reporting your analysis

Free statistics resources: a guide to choosing the right test, a sample size and power calculator, and APA reporting and code templates.

Which Statistical Test Should I Use? Free Decision Guide

Free guide to choosing the right statistical test. Answer four questions about your research and data to find your t-test, ANOVA, chi-square or regression.

Free Sample Size & Power Calculator for Research Studies

Free sample size calculator for t-tests, ANOVA, correlation, regression and surveys. Set effect size, alpha and power, then get a citation-ready justification.

Free APA Statistics Reporting & Code Templates (SPSS, R, Python)

Free APA 7 results templates plus ready-to-use SPSS, R, Stata and Python code for t-tests, ANOVA, regression, chi-square and reliability analysis.