Cohen’s D – Effect Size for T-Test

Interpretation of small, medium and large effects, power graphs and more!

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Converting String Variables

Convert String Variables into Numeric Ones -the Right Way

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SPSS Date Variables Tutorial

Everything you need to know about SPSS date calculations!

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SPSS Factor Analysis Tutorial

Factor analysis for absolute beginners!

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Z-Test for Single Proportion

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SPSS – Extract ISO Weeks

Circumvent the nonsensical week numbers returned by SPSS!

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SPSS Z-Test Independent Proportions

Quickly get started with z-tests in SPSS 27 onwards!

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Normal Distribution – Quick Intro

The ultimate introduction to normal distributions!

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