OLD just experimental NEW just experimental OLD just

PDF set σW+ BW→lν (nb) σW- BW→lν (nb) σz Bz→ll (nb) Model dependences HERA-I

OLD plus 6 model errors NEW plus 6 model errors

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OLD- just experimental NEW- just experimental

PDF set σW+ BW→lν (nb) σW- BW→lν (nb) σz Bz→ll (nb) Model dependences HERA-I 12. 13± 0. 13 12. 26± 0. 12 9. 13± 0. 15 9. 16± 0. 14 2. 01± 0. 025 2. 02± 0. 022 The blue values are NEW fs=0. 25 12. 12 12. 25 9. 09 9. 10 2. 00 fs=0. 4 12. 15 12. 29 9. 16 2. 02 Broad picture of model dependence is the same. . fc=0. 10 fc=0. 07 12. 26 12. 31 9. 23 9. 15 2. 04 2. 03 Change of Q 20 matters most fc=0. 20 Fc=0. 11 12. 00 12. 22 9. 03 9. 14 1. 99 2. 02 Change of alphas also matters somewhat. Q 2 min=2. 5 12. 13 12. 26 9. 12 9. 14 2. 01 2. 02 Q 2 min=5. 0 12. 17 12. 30 9. 17 9. 19 2. 01 2. 03 Q 20=2 11. 77 12. 01 8. 85 9. 03 1. 95 1. 99 Q 20=6 12. 37 12. 46 9. 29 9. 25 2. 06 2. 05 αs=0. 1156 12. 02 12. 11 9. 04 1. 98 2. 00 αs=0. 1196 12. 26 12. 35 9. 19 9. 22 2. 04 Humpy param 11. 95 12. 05 9. 00 1. 98 1. 99

OLD plus 6 model errors NEW plus 6 model errors

OLD Q 20=2 NEW Q 20=2

OLD Q 20=6 NEW Q 20=6

OLD humpy NEW humpy

OLD ZJ NEW ZJ

OLD alphas=0. 1156 NEW alphas=0. 1156

OLD alphas=0. 1196 NEW alphas=0. 1196