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R Psychologist

R Psychologist

Kristoffer Magnusson's blog includes visualization of r and r squared, Power, and Cohen's d.  These visualizations allow one to manipulate and see relationships among relevant factors.


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Julie Evey
Julie Evey (Faculty)
5 years ago
The visualizations on the site are very useful - especially like using the Power visualization - shows the relationship clearly among Power, alpha, sample size, and tails on effect size.
Used in course? Yes