- hist[1] = new TH1D("qaTRD_hist_Qdrift", ";Charge from tracks", 100, 0, 100);
- hist[2] = new TH1D("qaTRD_hist_Qamp", ";Charge from TRD photon", 100, 0, 100);
- hist[3] = new TH1D("qaTRD_hist_Qphoton", ";Charge from TRD photon", 100, 0, 100);
+ hist[1] = new TH1F("qaTRD_hist_Qdrift", "TRD hits Qdrift;Charge from tracks;Counts", 100, 0, 100);
+ hist[2] = new TH1F("qaTRD_hist_Qamp", "TRD hits Qamp;Charge from TRD photon;Counts", 100, 0, 100);
+ hist[3] = new TH1F("qaTRD_hist_Qphoton", "TRD hits Qphoton;Charge from TRD photon;Counts", 100, 0, 100);