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(2)绨�(ji菐n)鍠Щ鍕�(d貌ng)骞冲潎娉曠殑鐗归粸(di菐n)锛�

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灏忔渚嬶細

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鍟忛锛�

2.閲囩敤涓€娆℃寚鏁�(sh霉)骞虫粦娉�锛岄爯(y霉)娓�(c猫)瑭插湴鍗€(q奴)2007骞�4鏈堢殑A鐢�(ch菐n)鍝侀姺鍞噺(骞虫粦绯绘暩(sh霉)鍙�0.3锛屽垵濮嬪€煎彇鍓�3鍊�(g猫)瑙€娓�(c猫)鍊肩殑骞冲潎鍊�)銆�

鍙冭€冪瓟妗堬細

2.(1)鍒濆骞虫粦鍊糉0=(5.54+5.75+5.59)/3=5.627

(2)鐢辨寚鏁�(sh霉)骞虫粦娉曞叕寮忓緱鍑猴細

F1=0.3×5.54+(1-0.3)×5.627=5.601

F2=0.3×5.75+(1-0.3)×5.601=5.646

F3=0.3×5.59+(1-0.3)×5.646=5.629

F4=0.3×5.33+(1-0.3)×5.629=5.539

F5=0.3×6.06+(1-0.3)×5.539=5.695

F6=0.3×6.57+(1-0.3)×5.695=5.958

鍙堝洜?y脿n)闁�7 '=F6锛�

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