/ P9 B6 j( @1 h) r5 C; Z1 K# e" m( v, p ' Q5 x$ i j q. O! `3 I }+ m; P @; U
(投注金额) x [(正面赔率 -1) x (正面概率) – 1 x (反面概率)] = " q2 J) a; f' k5 l6 ]- K 2 u* x5 w% m2 S3 U: o V$10 x [(2.10 – 1) x 0.5 – 1 x 0.5 = $10 x (1.10 x 0.5 –0.50) = $0.506 s* v4 R' k& K9 e- r4 O1 d