class RooHistError

 Define a 1-dim RooAbsFunc of mu that evaluates the sum:

  Q(n|mu) = Sum_{k=0}^{n} P(k|mu)

 where P(n|mu) = exp(-mu) mu**n / n! is the Poisson PDF.

Function Members (Methods)

public:

virtual	~RooHistError()
static TClass*	Class()
static RooAbsFunc*	createBinomialSum(Int_t n, Int_t m, Bool_t eff)
static RooAbsFunc*	createPoissonSum(Int_t n)
Bool_t	getBinomialIntervalAsym(Int_t n, Int_t m, Double_t& a1, Double_t& a2, Double_t nSigma = 1) const
Bool_t	getBinomialIntervalEff(Int_t n, Int_t m, Double_t& a1, Double_t& a2, Double_t nSigma = 1) const
Bool_t	getInterval(const RooAbsFunc* Qu, const RooAbsFunc* Ql, Double_t pointEstimate, Double_t stepSize, Double_t& lo, Double_t& hi, Double_t nSigma) const
Bool_t	getPoissonInterval(Int_t n, Double_t& mu1, Double_t& mu2, Double_t nSigma = 1) const
static const RooHistError&	instance()
virtual TClass*	IsA() const
RooHistError&	operator=(const RooHistError&)
	RooHistError(const RooHistError&)
virtual void	ShowMembers(TMemberInspector& insp) const
virtual void	Streamer(TBuffer&)
void	StreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)

private:

Bool_t	getPoissonIntervalCalc(Int_t n, Double_t& mu1, Double_t& mu2, Double_t nSigma = 1) const
	RooHistError()
Double_t	seek(const RooAbsFunc& f, Double_t startAt, Double_t step, Double_t value) const

private:

Double_t	_poissonHiLUT[1000]
Double_t	_poissonLoLUT[1000]

Inheritance Chart:

RooHistError

{}

Bool_t getInterval(const RooAbsFunc* Qu, const RooAbsFunc* Ql, Double_t pointEstimate, Double_t stepSize, Double_t& lo, Double_t& hi, Double_t nSigma) const