# Plot Mean And Standard Error In R

## Contents |

How to **pass files found by find** as arguments? Terms and Conditions for this website Never miss an update! What's the difference between A and AAAA DNS records? Preparing my data to even make such a graph. http://setiweb.org/error-bars/plot-error-bars-in-r.php

I'd appreciate help with what to read, or your benevolence with some sample code. I need to find: mean, n, confidence > > interval for a to-be-made selection from the entire data set. > > > > I have tried: aggregate, subset, dat$col1=2, etc > Again, thank you for your kindness and detailed explanation –Maria Jul 9 '14 at 1:19 add a comment| up vote 4 down vote With ggplot: read data: df=read.table(text=' color mean.temp sd other parameters to pass to the plot function, e.g., typ="b" to draw lines, lty="dashed" to draw dashed lines Details Drawing the mean +/- a confidence interval is a frequently used function

## Plot Error Bars In R

I will obviously need to find the n, mean, > and confidence interval for my data before I can plot them. Hot Network Questions Absolute value of polynomial How do I "install" CentOS? N(e(s(t))) a string Can a nuclear detonation on Moon destroy life on Earth? I've looked at lattice and gplots2, but given my beginner status my efforts are not propelling me very far.

See http://mutualism.williams.edu/sciplotfor examples. Is unpaid job possible? If within=TRUE, the error bars are corrected for the correlation with the other variables by reducing the variance by a factor of (1-smc). R Calculate Standard Error Money transfer scam Why don't browser DNS caches mitigate DDOS attacks on DNS providers?

I have about 5000 rows & about 30 columns in my csv. Summaryse R I'd appreciate help with what to > > read, or your benevolence with some sample code. > > > > I've looked at lattice and gplots2, but given my beginner status Jim Lemon Threaded Open this post in threaded view ♦ ♦ | Report Content as Inappropriate ♦ ♦ Re: Plot means with error bars - A novice needs help In Was exactly what I needed.

asked 2 years ago viewed 26989 times active 2 years ago Linked 14 Boxplot schmoxplot: How to plot means and standard errors conditioned by a factor in R? 16 Plot mean Error.bar Function R more hot questions lang-r about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science Other I think **this is** because is a very simple question... Cylinders and No.

## Summaryse R

Sincerely, Michael Just On Wed, Oct 8, 2008 at 11:25 AM, hadley wickham <[hidden email]> wrote: > On Tue, Oct 7, 2008 at 11:31 PM, Michael Just <[hidden email]> wrote: > This error came in when I wa...What's the best way to prepare a file of data for use in R to plot multiple overlaid scatterplots?In R programming, when you use apply Plot Error Bars In R I.e., instead of this: head(myData) cyl gears mean sd n se names 4 3 21.500 NA 1 NA 4 cyl / 3 gear 4 4 26.925 4.807360 8 1.6996586 4 cyl Barplot With Error Bars R I thought perhaps this data manipulation would be easily done in R, but perhaps I should do it elsewhere and then bring it into R.

Beyond this, it's just any additional aesthetic styling that you want to tweak and you're good to go! http://setiweb.org/error-bars/plot-with-error-bars-r.php Alternately, we can use Hadley Wickham's ggplot2 package to streamline everything a little bit. I'd also like to use groups > and plot error or confidence interval bars on these graphs. See the section below on normed means for more information. Ggplot2 Error Bars

We'll use the myData data frame created at the start of the tutorial. A bad idea? Any thoughts? http://setiweb.org/error-bars/plot-error-bars-idl.php Bar > > plots with standard errors are sometime called dynamite plots > > (probably because they should be blown up).

Here we start by specifying the dodge (the spacing between bars) as well as the upper and lower limits of the x and y axes. Errbar R Proudly powered by WordPress Send to Email Address Your Name Your Email Address Cancel Post was not sent - check your email addresses! arrow.col What color should the error bars be?

## You could also use three separate lines commands, which may be easier to read.

Gears", border = "black", axes = TRUE, legend.text = TRUE, args.legend = list(title = "No. The steps here are for explanation purposes only; they are not necessary for making the error bars. They are all helpful. Scatter Plot With Error Bars In R Instead of columns of means, we just need to supply barplot() with a matrix of means.

stackoverflow.com/questions/36167800/… –Joke O. My > > limited knowledge in R grows quite rapdily and things become so much more > > successful for me when I am granted tips and snippets of code form Hadley -- http://had.co.nz/______________________________________________ [hidden email] mailing list https://stat.ethz.ch/mailman/listinfo/r-helpPLEASE do read the posting guide http://www.R-project.org/posting-guide.htmland provide commented, minimal, self-contained, reproducible code. http://setiweb.org/error-bars/plot-r-error-bars.php Notify me of follow-up comments by email.

The regular error bars are in red, and the within-subject error bars are in black. # Instead of summarySEwithin, use summarySE, which treats condition as though it were a between-subjects Excluding N (count). library(gplots) example(plotmeans) Hope this helps, Gianandrea Michael Just wrote Hello, I'd appreciate a suggestion on how to construct plots (barplots?) that use means on the Y axis instead of density/count. The points are drawn last so that the white fill goes on top of the lines and error bars. ggplot(tgc, aes(x=dose

I will obviously need to find the n, mean, and confidence interval for my data before I can plot them. ggplot(melt(df, id.vars=c("method", "N")), aes(method, value)) + geom_bar(stat="identity") + facet_wrap(~variable) share|improve this answer answered Nov 5 '13 at 20:28 Señor O 11.1k1730 add a comment| Not the answer you're looking for?