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Combining measurements that simultaneously determine the fractions of W bosons with longitudinal (f0) and right-handed (f+) helicities, we find f0 = 0.722 \\pm 0.081 [\\pm 0.062 (stat.) \\pm 0.052 (syst.)] and f+ = -0.033 \\pm 0.046 [\\pm 0.034 (stat.) \\pm 0.031 (syst.)]. Combining measurements where one of ","authors_text":"A. Alton, A. Anastassov, A. Annovi, A.A. Paramonov, A. Artikov, A.A. Shchukin, A. Askew, A. Aurisano, A. Barbaro-Galtieri, A. Bean, A. Beretvas, A. Bhatti, A. Bocci, A. Bodek, A. Boehnlein, A. Boveia, A. Brandt, A. Bross, A. Buzatu, A.B. Wicklund, A. Calamba, A. Castro, A. Cerri, A. Chandra, A. Clark, A. Croc, A. Das, A. Di Canto, A. Dominguez, A. Dubey, A. Duperrin, A. Dyshkant, A. Elagin, A. Eppig, A. Evdokimov, A.F. Garfinkel, A. Garcia-Bellido, A. Golossanov, A. Goussiou, A. Grohsjean, A. Haas, A. Hamaguchi, A. Harel, A. Hocker, A. Ivanov, A. Jayasinghe, A. Jonckheere, A. Juste, A.K.A. Maciel, A. Kasmi, A. Khanov, A. Kharchilava, A. Kumar, A. Kupco, A. Lath, A. Limosani, A. Lister, A.L. Lyon, A. Lobodenko, A. Loginov, A. Manousakis-Katsikakis, A. Mazzacane, A. Mehta, A. Melnitchouk, A. Meyer, A. Mitra, A. Mukherjee, A. Napier, A. Pal, A. Patwa, A. Penzo, A.P. Heinson, A. Pranko, A. Quadt, A. Rahaman, A. Robson, A. Ross, A. Ruiz, A. Safonov, A. S\\'anchez-Hern\\'andez, A. Savoy-Navarro, A. Schmidt, A. Scribano, A. Semenov, A. Simonenko, A.S. Ito, A. Soha, A.S. Santos, A. Sukhanov, A.T. Goshaw, A.T. Laasanen, A. Varganov, A.V. Kotwal, A.V. Kozelov, A.V. Popov, A. Warburton, A. White, A.W. Jung, A.Y. Verkheev, A. Zanetti, B. {\\AA}sman, B.A. Barnett, B. Abbott, B. \\'Alvarez Gonz\\'alez, B. Auerbach, B. Baldin, B. Blumenfeld, B. Carls, B. Casal, B. Choudhary, B.C.K. Casey, B. Di Ruzza, B. Hoeneisen, B. Jayatilaka, B. Kilminster, B.L. Winer, B. Penning, B. Quinn, B.S. Acharya, B. Sanghi, B. Stelzer, B. Tuchming, B. Zhou, C.A. Cox, C. Avila, C. Belanger-Champagne, C. Bromberg, C. Calancha, C. Clarke, C. Deterre, C.E. Gerber, C. Grosso-Pilcher, C. Hays, C. Hensel, C.-J. Lin, C. Liu, C.L. McGivern, C. Marino, C. Mesropian, C.M. Ginsburg, C. Neu, C. Pagliarone, C. Paus, C.P. Buszello, C. Plager, C. Royon, C. Schwanenberger, C.S. Moon, C. Tully, C. Vellidis, D0 Collaborations: T. Aaltonen, D. Amidei, D.A. Stoyanova, D. Benjamin, D. Bisello, D. Boline, D. Bortoletto, D. Brown, D. Carlsmith, D. Cauz, D. Chakraborty, D. Chokheli, D. Claes, D. Cutts, D. Dagenhart, D. Denisov, D. Duggan, D. Edmunds, D.E. Pellett, D. Gerbaudo, D. Glenzinski, D. Goldin, D. Hare, D. Hedin, D.H. Kim, D. Horn, D. Jamin, D. Jang, D.J. Cox, D.J. Kong, D. Karmanov, D.K. Cho, D. Krop, D. Lincoln, D. Lucchesi, D. Mackin, D. Menezes, D. Mietlicki, D.O. Litvintsev, D. Price, D.R. Wood, D. Smirnov, D. Stentz, D. Toback, D. Tonelli, D. Torretta, D. Tsybychev, D.V. Bandurin, D. Vilanova, D. Waters, D. Whiteson, D. Wicke, D. Zieminska, E. Barberis, E. Brucken, E. Camacho-P\\'erez, E. Chapon, E. De La Cruz-Burelo, E.E. Boos, E.E. Schmidt, E. Gerchtein, E. Halkiadakis, E. James, E.J. Jeon, E. Kajfasz, E. Lee, E. Lipeles, E. Nagy, E. Palencia, E. Pianori, E. Rogers, E. Shabalina, E. Thomson, E. Wicklund, E.W. Varnes, F. Azfar, F. Badaud, F. Bedeschi, F. Canelli, F. Chlebana, F. Couderc, F. Crescioli, F. D\\'eliot, F. Devoto, F.D. Snider, F. Fiedler, F. Filthaut, F. Guo, F. Happacher, F. Margaroli, F. Miconi, F. Prokoshin, F. Ptohos, F. Rimondi, F. Rizatdinova, F. Ruffini, F. Scuri, F. Sforza, F. Ukegawa, F. V\\'azquez, F. Wick, G.A Garc\\'ia-Guerra, G. Alkhazov, G. Alverson, G. Apollinari, G.A. Thompson, G. Bellettini, G. Bernardi, G. Blazey, G. Borissov, G. Brooijmans, G.B. Yu, G. Chen, G. Chiarelli, G. Chlachidze, G. Compostella, G.D. Alexeev, G. Davies, G. Facini, G. Flanagan, G. Ginther, G. Giurgiu, G. Golovanov, G. Gomez, G. Gomez-Ceballos, G. Grenier, G. Gutierrez, G. Hesketh, G. Introzzi, G. Landsberg, G. Latino, G.L. Strycker, G. Lungu, G. Manca, G. Obrant, G. Pauletta, G. Petrillo, G. Piacentino, G. Punzi, G.P. Yeh, G.R. Snow, G. Safronov, G. Sajot, G. Savage, G. Velev, G. Volpi, G. Watts, G.W. Wilson, H.A. Neal, H. Castilla-Valdez, H.D. Wahl, H.E. Fisk, H. Evans, H. Fox, H. Gerberich, H. Greenlee, H. Hegab, H.H. Williams, H.J. Lubatti, H. Li, H. Liu, H. Miyake, H.S. Budd, H. Schellman, H. Severini, H.S. Kim, H.S. Lee, H. Song, H.T. Diehl, H. Wolfe, H. Yin, I.A. Vasilyev, I. Bertram, I. Bizjak, I. Furic, I. Gorelov, I. Heredia-De La Cruz, I. Howley, I. Iashvili, I. Katsanos, I. Nakano, I. Oksuzian, I. Razumov, I. Redondo, I. Ripp-Baudot, I. Shreyber-Tecker, I. Suslov, I. Vila, I. Yu, J.A. Appel, J. Antos, J. Asaadi, J. Barreto, J. Bellinger, J. Boudreau, J. Brown, J. Budagov, J.C. Freeman, J. Clutter, J. Conway, J. Cuevas, J.C. Yun, J.D. Hobbs, J.D. Lewis, J.E. Garcia, J.E. Kim, J. Ellison, J.F. Bartlett, J.-F. Grivaz, J. Guimaraes da Costa, J. Haley, J. Hays, J. Heinrich, J. Huston, J. Joshi, J. Keung, J.K. Lim, J. Konigsberg, J. Kraus, J. Kroll, J. Lellouch, J. Linnemann, J. Lueck, J. 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