Cui c¨´ng l¨¤ ch bo mt cao, m bo an to¨¤n thng tin c¨¢ nhn cho ngi chi Quan s¨¢t t l k¨¨o Phn loi k¨¨o cc Hng Kng C¨¢ch chia b¨¤i V¨ª d nh nh¨¤ c¨¢i a ra k¨¨o 2.75 tr¨¢i. Th¨¬ c¨¢c k¨ª hiu bn c¨® th gp l¨¤ 2.75 hoc 2 hoc 2.5 ¨C 3. T¨¬m hiu v game b¨¤i chn Qun l xu l¨¤ yu t quan trng chi lu d¨¤i trong Bn C¨¢ X¨¨ng. Khng n¨ºn bn qu¨¢ nhiu v¨¤o mc ti¨ºu nh khi lng xu hn ch. Tng dn xu khi im thng cao, tr¨¢nh ri ro. Nn tng h tr ngi chi thng k¨º xu ti¨ºu v¨¤ xu kim, gi¨²p lp k hoch hiu qu. Ngi chi c¨® th t mc ti¨ºu mi v¨°ng, m bo phn thng trung b¨¬nh 50 ¨C 200 xu mi lt bn. Xi¨ºn 3 min bc an bao nhi¨ºu tin? V¨°ng quay gi¨¢ tr ln S tin cc x T l cc = S tin li L¨¤m th n¨¤o ph¨°ng tr¨¢nh x¨®c a bp? ha mt m¨¤ cng gi¨²p ngi chi bn ch¨ªnh x¨¢c hn, ti u im thng. c bit, nhng hiu ng khi sn h chung khin tr¨° chi tr n¨ºn gay cn v¨¤ k¨ªch th¨ªch ngi chi. K nng phi hp vi hiu ng n¨¤y gi¨²p gia tng tri nghim v¨¤ t l thng.

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