Hi,
I’m fitting a histogram with Gaussian function.Now I have get the mean value using the GetParameters method.And I want to know how to get the error of mean.Thanks!
Hi,
I’m fitting a histogram with Gaussian function.Now I have get the mean value using the GetParameters method.And I want to know how to get the error of mean.Thanks!
see doc of TH1::Fit and look at section "Getting fit results"
root.cern.ch/root/html/TH1.html#TH1:Fit
Rene
[quote=“brun”]see doc of TH1::Fit and look at section "Getting fit results"
root.cern.ch/root/html/TH1.html#TH1:Fit
Rene[/quote]
Thanks for your help!