{
TH2D frame("frame", "", 100, -20, 20, 100, -10, 10);
frame.Draw();
sampleTree.SetMarkerColor(kBlack);
sampleTree.Draw("y:x", "isSignal<0.5", "same");
sampleTree.SetMarkerColor(kRed);
sampleTree.Draw("y:x", "isSignal>0.5", "same");
}