if (n > 4) {
// if (n > 1) {
//fit
- TGraph *gain = new TGraphErrors(n, pedMean, pedSigma, injCharge, injChargeErr);
+ TGraph *gain = new TGraphErrors(n, pedMean, injCharge, pedSigma, injChargeErr);
//should set some initial parameters
func->SetParameter(0,-300); // a0
func->SetParameter(1, 1.); // a1