ʡYϷ}͡ʽ㼼
Ϲ(w)TԇМy(c)YϷc(din)۷e
СYϷ}R(sh)eʽ㼼ɡ֪R(sh)c(din)ӛ(chng)~ˮsoһW(xu)~
}v⣬ùPӛ
һӋ(j)㣺
1.
R(sh)e֪ȥ֪F(xin)cL(zhng)ʣ
ʽ
㼼ɡحrح≤5%ˣحrح5%λֱ
2.ڲ
R(sh)eքeoijɂ(g)~Ĕ(sh)ֵԼȥL(zhng)ȥ@ɂ(g)~oF(xin)cL(zhng)ֵ
ʽ
㼼ɡ1.x(xing)ǃؓ(f)ɽMͬ(sh)(j)ųF(xin)ڲٱ^С2.x(xing)Ă(g)(sh)ֵքeӋ(j)ɂ(g)ֱλλ
^
㼼ɡһ?jn)?sh)|(zh)(j)㣨λֱ
һL(zhng)Ӌ(j)㣺
1.R(sh)eoȥĔ(sh)ֵXXȥӣp٣……Ԫ……
ʽL(zhng)=F(xin)p=F(xin)
㼼ɡβ(sh)λͬ
2.R(sh)eoĔ(sh)ֵͬL(zhng)XXȥL(zhng)/p…Ԫ
ʽ
㼼ɡ(dng)L(zhng)ʣ0r(sh)L(zhng)≈1/nL(zhng)=F(xin)/(n+1)(jin)Qn+1ԭt
(dng)L(zhng)ʣ0r(sh)p≈1/nr(sh)p=F(xin)/(n-1)(jin)Qn1ԭt
3.L(zhng)
R(sh)eXX—XXƽÿsӶԪ……
ʽL(zhng)=
㼼ɡλֱ
L(zhng)^
1.oF(xin)λͬӋ(j)^ijЩ}Ҳֱ^߲ж
2.oF(xin)L(zhng)ʣ
EtF(xin)L(zhng)ʴģL(zhng)һһһС˷e“F(xin)×r”L(zhng)ʹ
ע“1+r”^ÎױP(gun)ϵr(sh)ʹ“F(xin)×r”^
׃^F(xin)حrحt׃حF(xin)×rح@(g)˷et׃
?jn)?sh)ٷ?jn)?sh)D(zhun)
һһL(zhng)ʣ
1.L(zhng)Ӌ(j)
R(sh)eABL(zhng)/U(ku)/ࣩ……%
ٳF(xin)ٷc(din)ʼӜp
ڡʽ
㡿λֱ
2.pӋ(j)
R(sh)eABp٣½……%
ʽ
㡿λֱ
3.L(zhng)ʱ^
㼼ɡ(sh)?jn)?sh)^һ㣩
L(zhng)ʣ
1.gL(zhng)
R(sh)er(sh)gһL(zhng)
ʽR=r1r2r1×r2
㼼ɡ1.r1r2С10%r1×r22.Ӌ(j)r1×r2r(sh)?jn)?sh)
2.L(zhng)
R(sh)eF(xin)wɲֽML(zhng)
Ewٽڲ֮gƫڻ(sh)^һ(c)ƫڻһһìF(xin)
ҊûL(zhng)Ҏ(gu)tһЩf
ȫ=ϰ꣫°=ǰȣļM(jn)=M(jn)ڣخa(chn)=a(chn)خa(chn)\(yn)ݔ=؛\(yn)\(yn)~=M(jn)~혲~l(xing)=(zhn)l(xing)
ġ
xָijֻ(g)wڿwռıһ㶼ǰٷ?jn)?sh)ʽ
}AռȵıأBAռ
ʽ=/w
}ͷ
һӋ(j)
1F(xin)ڱӋ(j)㣬AռBı؞
=/wλֱ
w=/λֱ
=w×أ˷]ֵſs
2ڱӋ(j)^ȥijAռBı؞
ʽڱ=
㼼ɣһ1
3ڱزֵӋ(j)AռBıر^ȥij׃……ٷc(din)%
ʽڱزֵ=
ر^
?jn)?sh)^һ㣩
ƽ(sh)DZʾһM(sh)(j)څ(sh)(sh)ָһM(sh)(j)Д(sh)(j)֮ͳ@M(sh)(j)Ă(g)(sh)õ̡
F(xin)“ÿ”“”“λ”
ʽƽ(sh)=(sh)/(g)(sh)=/ǰ
e(cu)λQ㣺1=20001=15
1(g)(sh)ƽ
ʽƽ(sh)=(sh)/(g)(sh)
㼼ɣ^취gֵ
2“ÿ……”“…………”“λ……”Ƕ
ʽF(xin)ƽ(sh)=(sh)/(g)(sh)=/ǰ=A/B
㼼ɣλֱ
3^ȥij“ÿ……”“…………”“λ……”Ƕ٣
ʽƽ(sh)=
㼼ɣһһ
4XXƽ(sh)ȥӣp٣……Ԫ/
ʽƽ(sh)L(zhng)=
5XXƽ(sh)ȥӣp٣……%
ʽƽ(sh)L(zhng)=
(sh)Ƀɂ(g)(lin)ϵָ(bio)(du)ȳ(du)(sh)ABA/B
1AB……
ʽF(xin)ڱ(sh)=A/B
㼼ɣλֱ
2^ijȥAB……
ʽڱ(sh)=
㼼ɣһһ
R(sh)e_ƳVS_Ƴ
ɡ
1.e(cu)c(din)√^×ȿɔ(sh)
2.(jin)(yu)ȣ
ȿпEڱƽ(sh)L(zhng)С^L(zhng)ʵȣֱx(sh)ĺͺ(jin)μӜp\(yn)x(xing)
ڃ(yu)ȿ“(dng)”x(xing)r(sh)gc(din)(yu)ȕr(sh)g
gڱֵӋ(j)(f)sֱ^
Eكڱ^abab½ڻ^RF(xin)@ĻһҲL(zhng)^tһһС˷eܻwڸ֮gƫڻ(sh)^һ
Мy(c)YϷcߴa@ȡ
߀]ߴa؏(f)“ԃώ”
ྫʵȴl(f)F(xin)
c(din)Ϣ