# | Line 32 | Line 32 | We tighten the \met cut to 50 GeV and we | |
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32 | also require that the scalar sum of the $P_T$ of all jets with $P_T > 30$ | |
33 | GeV to be $> 100$ GeV. These requirements considerably | |
34 | reduce backgrounds to the $t\bar{t}$ sample, {\em e.g.}, backgrounds | |
35 | < | from Drell Yan. |
35 | > | from Drell Yan and $W+$jets. |
36 | \end{enumerate} | |
37 | ||
38 | \item The pre-selection consists mostly of $t\bar{t}$ events. We perform |
– | Removed lines |
+ | Added lines |
< | Changed lines |
> | Changed lines |