+ Double_t FitToLine(Double_t &a,Double_t &b)const
+ {Double_t ea,eb; return FitToLine(a,ea,b,eb);};
+ // Fits data to a line of the form y=ax+b and returns values
+ // for a and b and find errors on a and b.
+ Double_t FitToLine(Double_t &a,Double_t &ea,Double_t &b,Double_t &eb)const;
+ // Get the minimal significance value
+ // Int_t GetSignificantDigits()const{return fDig;}
+ // Set the minimal significance value
+ // void SetSignificantDigits(Int_t d);