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Chi-Square

Suggested pre-reading What this web page adds Introduction to statistics Observations and variables Inferential statistics Choosing statistical analysis This web-page provides an introduction to the chi-square test. Reading this will…

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Z-test

Suggested pre-reading What this web page adds Introduction to statistics Observations and variables Inferential statistics Choosing statistical analysis This web-page provides an introduction to Z-test. Reading this will give you…

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Covariation

Covariation estimates how different variables relate to each other. The two main purposes are either to investigate how well different variables measure the same thing (Agreements) or, how well variables…

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