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Notes on data
Tutorials, real-world cases and reflections from the classroom. Statistics for people who have things to do.
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How to choose the right statistical test in 7 questions
A visual, annotated decision tree so you never again confuse Chi-square with Mann-Whitney.
R² = 0.87: is it good or not?
How to interpret the coefficient of determination without fooling yourself.
SPSS vs R for your master's thesis
When to choose each one and why (spoiler: it's not about trends).
Why your p < 0.05 isn't what matters
Effect size, confidence intervals and the trouble with significance.
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