RESULTS ON BACKGROUND AND DATA

Channel

Hadr.

Presel.

El. id.

Jet.mult.

P. fit

Jet iso.

E>40 GeV

M>50 GeV

btag<0.3

q q~

4850.7

116.7

2.95

2.95

0.79

0.29

0.20

0.10

0.10+-0.10

Bhabha

2089.1

13.04

2.45

0.10

0

0

0

0

0

l+l-

32.86

0.81

0.13

0

0

0

0

0

0

gam gam

574.44

3.75

0.21

0.14

0

0

0

0

0

eeqq

18.49

4.74

3.57

2.96

1.99

1.97

1.92

1.35

0.82+-0.10

llqq

12.23

0.41

0.16

0.15

0.08

0.06

0

0

0

    evqq

123.82

12.62

3.56

3.20

0.73

0.69

0.69

0.65

0.32+-0.11

lvqq

230.93

5.80

0.63

0.59

0.18

0.09

0.05

0.05

0.05+-0.05

qqqq

381.54

9.56

0.71

0.71

0.13

0

0

0

0

Tot. bg.

8314.1

166.9

14.37

10.86

3.90

3.10

2.86

2.15

1.29

Data

8244

191

20

12

4

4

3

1

1

The efficiency (for 80 GeV higgs) and background as a function of the btag cut are show in the next table:

Btag cut 0.005 0.01 0.02 0.05 0.10 0.15 0.20 0.30 0.40 0.50 1.00
Eff. 37.2 38.4 39.9 42.0 43.7 44.9 45.7 46.7 47.5 47.8 49.7
Backgr. 0.30 0.35 0.39 0.57 0.68 0.84 0.88 1.29 1.52 1.70 2.14

See also .ps plots