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Multilingual Statistics

Comparison Groups with 2+ Post-tests and/or Covariates

Answer the following questions about your data sets:


×





How many post-tests do you have?*



How many covariates do you have?*

*Click on the black ? symbol for help




For Methods Section:

The description of your test will be printed here:


For Results Section:

Your results will be printed here:






Please cite the book below if used for research purposes.

Spring, R. (2026). From concept to calculation: Classical statistics in language education research. TESL-EJ Publications.

Get the free book here or purchase it here. Get explanations, sample data and explanatory Excel Sheets here.

Visit the research page of the creator, Ryan Spring, for examples of these tests used in practical research.