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Roofit and RooStats


About the Roofit and RooStats category (1)
HistFactory Issue with MakeSingleChannelModel (1)
Number of generated signal (3)
Manipulate the likelihood (6)
Unbinned likelihood fit with negative weights: question about fit status with MIGRAD and HESSE (4)
Relative sub-shape yields in generate(Extended) (3)
BB-lite in Histfactory (2)
Questions regarding unblinding (2)
How to use a .root histogram as a background function to fit the data .root histogram (3)
RooMCStudy pulls fail using different generate and fit models (2)
SumW2Error(true) with simultaneous fit (4)
Difference between RooRealSumPdf and RooAddPdf (3)
Simultaneous Fit Normalization Issue (5)
Apply sPlot weights twice (4)
RooRealSumPdf in AsymptoticCalculator calculation (5)
getRange for RooRealVar (3)
Histogram generated from RooAddPdf has large errors (3)
Chi2 for Landau convoluted Gauss fit (7)
Poisson distribution for a given mean (4)
(seemingly) identical RooDataSets behaving differently in nll (3)
Undefined symbols for architecture x86_64 (12)
Can ROOT compute a covariance matrix? (15)
HistFactory plotting of components broken in ROOT 6.16/00 (6)
Large TChain into RooDataSet ( 2 ) (22)
Errors on template parameters (3)
Question about TPrincipal::GetCovarianceMatrix() (5)
Help Generating Dataset from Nested RooSimultaneous (9)
Ratio of a histogram to its fit (13)
Multi-Range Simultaneous Fit: SplitRange() functionality not working ( 2 ) (25)
RooHistPdf Generate method not working as expected (5)