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Transcript of OLD- just experimental NEW- just experimental. OLD- just experimental NEW- just experimental.

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PDF set σW+ BW→lν (nb) σW- BW→lν (nb) σz Bz→ll (nb)

HERA-I 12.13±0.13

12.14±0.13

9.13±0.15

9.08±0.15

2.01±0.025

1.99±0.025

fs=0.25 12.12 12.12 9.09 9.07 2.00 2.00

fs=0.4 12.15 12.14 9.16 9.14 2.02 2.02

fc=0.10/fc=0.12 12.26 12.18 9.23 9.11 2.04 2.01

fc=0.20/fc=0.18 12.00 12.06 9.03 9.11 1.99 2.00

Q2min=2.5 12.13 12.12 9.12 9.09 2.01 2.00

Q2min=5.0 12.17 12.17 9.17 9.14 2.01 2.01

Q20=2 11.77 12.04 8.85 9.04 1.95 1.99

Q20=6 12.37 12.20 9.29 9.13 2.06 2.02

αs=0.1156 12.02 12.00 9.01 9.01 1.98 1.99

αs=0.1196 12.26 12.25 9.19 9.19 2.04 2.03

Humpy param 11.95 11.95 9.00 8.99 1.98 1.97

Zeus param 12.45 9.36 2.07

Model dependences

The blue values are NEW with fc=0.15 again

Broad picture of model dependence is not quite the same..

No one overwhelming source, but a build up of lots of changes of ½ to 1 sigma.

Mc matters now~same as fc

Mb is ½ sigma

Different parametrizations are outside one sigma

Alpha_s is about one sigma

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OLD plus 6 model errors

NEW plus 6 model errors-quite a bit smaller..the charm did make a big difference

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OLD plus 6 model errors

NEW plus 6 model errors-quite a bit smaller..the charm did make a big difference

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NEW Q20=2 its really this isnt it-there is nothing like the size of effect

OLD Q20=2

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OLD Q20=2NEW Q20=2 its really this isnt it-there is nothing like the size of effect

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OLD Q20=6

NEW Q20=6 – this is also smaller but not so strikingly so

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NEW Q20=6- this is also smaller but not so strikingly so

OLD Q20=6

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OLD humpy

NEW humpy- doesn’t look the same and it should?- trouble?

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OLD humpyNEW humpy doesn’t look the same and it should?- trouble?

Humpy doesn’t look as different as it did.

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NEW ZJ- again its different could the k-factors explain it?

OLD ZJ

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OLD ZJNEW ZJ -again its different could the k-factors explain it?

But was never that large

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OLD alphas=0.1156 NEW alphas=0.1156-different

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OLD alphas=0.1156 NEW alphas=0.1156

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NEW alphas=0.1196-different

OLD alphas=0.1196

Is within error bars..but always was within other model errors

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NEW alphas=0.1196OLD alphas=0.1196

Fact is alphas was never large and still isnt