What represents the difference when multiple values are present? sd?
--
Sent from my phone. Please excuse my brevity.
On July 28, 2016 1:40:16 PM PDT, Gang Chen <gangch...@gmail.com> wrote:
>With the following data in data.frame:
>
>subject QM emotion yi
> s1 75.1017 neutral -75.928276
> s2 -47.3512 neutral -178.295990
> s3 -68.9016 neutral -134.753906
> s1 17.2099 negative -104.168312
> s2 -53.1114 negative -182.373474
> s3 -33.0322 negative -137.420410
>
>I can obtain the average between the two emotions with
>
>mydata <- read.table('clipboard', header=TRUE)
>aggregate(mydata[,c('yi', 'QM')], by=list(subject=mydata$subject),
>mean)
>
>My question is, what is a nice way to get the difference between the
>two emotions?
>
>Thanks,
>Gang
>
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
