List of systematical uncertainties \toprule & \Delta \sigma [pb (\%)] \\ B-tagging & 6.47 (0.73) \\ Mis-tagging & 3.38 (0.38) \\ Jet Energy Scale & 5.52 (0.62) \\ Jet Enery Resolution & 3.33 (0.38) \\ Lepton Energy Scale & 2.81 (0.32) \\ Lepton Efficiencies & 12.64 (1.43) \\ Trigger Efficiencies & 8.99 (1.02) \\ ScaleME & 13.66 (1.54) \\ \midrule SingleTop & 23.69 (2.68) \\ WJets & 1.94 (0.22) \\ ZJets & 3.23 (0.36) \\ Diboson & 0.25 (0.03) \\ \midrule Total systematics & 33.25 (3.76) \\ Statistical & 15.50 (1.75)\\ Luminosity & 44.26 (5.00)\\ \midrule Total & 57.48 (6.49)\\ \bottomrule Measured x-section: \sigma_{t\bar{t}} = 885.17 \pm 33.25 \mathrm{(sys.)} \pm 15.50 \mathrm{(stat.)} \pm 44.26 \mathrm{(lumi.)} \ \mathrm{pb} Eps b 0.48706