a dng nn tng Chia s lut chi b¨¤i chn c bn m¨¤ bt c ai cng cn bit Cng thc t¨ªnh tin thng k¨¨o cc t¨¤i xu g¨®c Sc h¨²t ca ¨¢ g¨¤ Thomo nm s minh bch, kch t¨ªnh v¨¤ c hi mang li li nhun ln. Di y l¨¤ nhng u im ni bt khin n¨® kh¨¢c bit. Kt hp vi lt r¨²t nc, bn c¨® th d o¨¢n ch¨ªnh x¨¢c phm c¨°n li. Nhng ngi chuy¨ºn nghip thng ghi nh khong 20 ¨C 25 lt ¨¢nh trc a ra quyt nh chin thut. Mt v¨ª d: nu i th li¨ºn tc b l¨¢ 5 hoc 6, kh nng h ang gi snh li¨ºn tip l¨¤ cao. Khi ¨®, bn n¨ºn cn nhc gi l¨¢ mnh hoc ¨¢nh r¨¢c an to¨¤n. M¨¢ch bn mt s mo chi k¨¨o c hi k¨¦p hiu qu Tm l tt: Gi vng tm l khi tham gia chi l¨¤ mt iu quan trng. Khi gp bt k t¨¬nh hung n¨¤o cn b¨¬nh tnh suy x¨¦t a ra nhng nhn nh ¨²ng. C¨¢c bc nh sau: B¨¤n b¨®ng Yu t chin thut B¨ºn cnh ¨®, kin thc v thut ng ¨¢ g¨¤ c¨® th l¨¤m gim thiu ri ro khi c k¨¨o, phn t¨ªch t l cc c¨´ng vi la chn phng ¨¢n t cc ti u. Ti nh¨¤ c¨¢i, ¨¢p dng nhm g¨®p phn nng cao hiu qu v¨¤ gia tng c hi chin thng. Odd xi¨ºn = H s k¨¨o thng x [(h s k¨¨o n ¨C 1)/2] x ( nu k¨¨o thua na) x 1 (nu k¨¨o h¨°a) x ¡­vi h s k¨¨o n.

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