Re: [gmx-users] how to obtain error bar for plotting?

2011-12-29 Thread Tsjerk Wassenaar
Hey :) Just some side notes. Make sure to distinguish between 'statistical error' or 'standard error of the mean', which is a measure of how 'correct' your estimate of the average is, and the standard deviation or the variance, which is a measure of the natural spread. The latter is not an error!

Re: [gmx-users] how to obtain error bar for plotting?

2011-12-28 Thread Mark Abraham
On 28/12/2011 6:59 PM, leila karami wrote: Dear Mark thanks for your reply. I have a general questions: For what parameters I can use g_analyze -av average.xvg -errbar stddev -f *.xvg?// //*** What quantity do you wish to show with an error bar? I want to show output from g_dist with an

Re: [gmx-users] how to obtain error bar for plotting?

2011-12-27 Thread Mark Abraham
On 28/12/2011 6:47 PM, leila karami wrote: Dear all For what parameters I can use g_analyze -av average.xvg -errbar stddev -f *.xvg? Can I use above tool for obtaining error bars for a *.xvg file resulting from g_dist? I want to obtain a file (containing error bar) to plot with excel. What

Re: [gmx-users] how to obtain error bar for plotting?

2011-12-24 Thread Mark Abraham
On 12/24/2011 10:40 PM, leila karami wrote: Dear gromacs users I would like to calculate the standard deviation (as the error bar) for rmsd.xvg file. If rmsd.xvg was used in excel software, it gives a graph as rmsd vs time. I want to have a file containing rmsd vs time and error bar