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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.

Keywords:
R, Visualization, Significance testing, Effect size, Bayesian inference, Confidence intervals, Power
Disciplines:
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Material Type:
Simulation
Date Added to MERLOT:
September 10, 2017
Date Modified in MERLOT:
February 19, 2020
Author:
 
Submitter:
Julie Evey
Primary Audience:
College Upper Division, Graduate School
Technical Format:
Website
Mobile Compatibility:
Not specified at this time
Technical Requirements:
Creative Commons 4.0 International
Language:
English
Cost Involved:
No
Source Code Available:
Unknown
Accessibility Information Available:
No
Creative Commons:
Creative Commons License
This work is licensed under a Attribution 2.5 Sweden

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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. http://rpsychologist.com/d3/NHST/
Used in course? Yes