Blog Archives

Repeated Measures ANOVA using R

March 9, 2009
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Repeated Measures ANOVA using R

While so-called “between-subjects” ANOVA is absolutely straightforward in R, performing repeated measures (within-subjects) ANOVA is not so obvious. I have come across at least three different ways of performing repeated measures ANOVA in R. Which method you use depends on … Continue reading →

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Analysis of Variance (ANOVA) using R

February 5, 2009
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Analysis of Variance (ANOVA) using R

I found some useful websites showing examples of how to use R for various sorts of ANOVA (between, within, mixed designs, etc): Using R for Psychological Research Quick-R for SAS/SPSS/Stata users enjoy

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Error Bars in R (& other R stuff)

January 14, 2009
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Error Bars in R (& other R stuff)

I came across a useful post showing how to generate error bars on plots in R Note that for bar plots with error bars, you can use the function barplot2 which is associated with the gplots package (click [ here … Continue reading →

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R in the New York Times (updated)

January 8, 2009
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R in the New York Times (updated)

There’s an article in the New York Times about R: An excerpt from the article: To some people R is just the 18th letter of the alphabet. To others, it’s the rating on racy movies, a … Continue reading →

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Statistics for Neuroscience (Neuroscience 9506b)

December 23, 2008
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Statistics for Neuroscience (Neuroscience 9506b)

This coming winter term (Jan-Apr, 2009) I will be teaching my graduate seminar in the Graduate Program in Neuroscience, Statistics for Neuroscience (Neuroscience 9506b). The course webpage can be found . I will be doing two things differently this … Continue reading →

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