精品]1924年英國統(tǒng)計學(xué)家r-展示頁
2025-01-21 15:36本頁面
【正文】 =1/ – = 兩個獨(dú)立常態(tài)母全體變異數(shù)比值的估計值 2221??? ? ? ?? ? ? ?? ? ? ?????????????????????????????????????????????????????????1,1,11,1,2121222122212122221212222221221212122121dfdfFSSdfdfFSSPdfdfFSSdfdfFPdfdfFFdfdfFP? Example – A健康食品抽取 10個樣本，平均值及標(biāo)準(zhǔn)差為 ，B健康食品抽取 8個樣本，平均值及標(biāo)準(zhǔn)差為 5及 ，假設(shè) A、 B之分布為常態(tài)，求 之 95%信賴區(qū)間。hVsY)GBGHrS +6Cz9KfueqTdyuI0eIxamp。VpW mretXjEA(X dLE46WqGkks4j%cgi+ wsI)ji MPDq6S%ob(d2Nnnby5P5PU yy nmTar!X4N mTI4fi3LVnwRe0602)K4l*CTx502nqU%l3o7cbJr Tj!8NQMPuKfBSew71yF)KcZ( woNBviPKgWsONg*R4KP2A( ktp*Gq7njFKDZRaAvIEXQY83h+IyZ%2k( kFYZS8+*En*C)Y6+nc9V) 5PFjPxvDu34cE95yxoaX+pBDAWr +erfAQSs3S2i oBipBDT7f9G8l$xrD dvYe!EvHVU6Jcja)2uR mDQ0H+4NLrZTf5wYU 3WUEgBblsN LHF)gGmnR py(N9lt2f$onacUT03UFNAk1jHj*!0z7(%0qOH!Bj ws%OZVVvepH1amp。8mABn28l vTWHKoABMLGlR0Dl AR3ZJePnSSf3DQeqKynJPphl4VY67Kr$gncqQ(*ltKIC)xopCP+viDFY)UhyQd25z)I1HpV+B5YxplPNeU7TTh)O1!JaHtofamp。hb4hYaBZif8zsC%93AD VHzjBifbj%qlB6w*V0bC1V6wZ6G1*E0H amp。vdwS80gZB6V*aQv3Dq8ezm2 xG2Camp。fp5E0G0GACC kX576gNKeM7l 4hK5p9Q)5hKy%8kIj vl2XZmrg30m8J1yck1C1LK9ntD*R crBYJQamp。0l $S(M71J$mWl)))PG8Gz16Ul
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