生物统计知识精炼解析ppt课件

1、yyyy22)()()(yyxxyyxxr) 1()() 1()() 1/()(22nyynxxnyyxxr1)(2nxx2x1)(2nyy2x1)(nyyxx1)(nyyxxMPxy1)(nnyxxyxyyxxyMSMSMPr xyxyyxxyyxyxCOV),(.x.yknyxyxyyxxSPkinjijijkinjijijT.).)(1111Tdfknyyknxxyyxxkiikii.,., ., .11.ix.x.iy.ykiiikiiiiitknyxyxnyyxxnSP11.1.).)(.(1 kdftijx.ixijy.iykinjkitTkiiinjijijiijiijeSPSP

2、yxnyxyyxxSP11111.1.).)(edfkiin1kinjkiiiiijijTinyxyxSP111.11kiiTndfkiikkktnyxnyxnyxnyxSP1222111.1 kdftkinjijijeiyxSP11kkknyxnyxnyx.222111kiin1edf.4321xxxxx.4321yyyyy75. 14815.638325.844815.63)10. 185. 150. 1 (2222222)( knxxSSijxT83. 04815.63)85.1365.1540.1525.18(121.122222212)(knxxnSSkiixt)(xtdf92. 0

3、83. 075. 1)()()(xtxTxeSSSSSS44347)()()(xdftxdfTdfxe76.96485 .55031.6410485 .550)00.11.00.1240.12(222222.2)(knyySSijyT4711241)( kndfyT68.114850.550)80.13380.14410.13080.141(121.1222222.2)(knyynSSiyt3141)( kdfyt08.8568.1176.96)()()(ytyTyeSSSSSS44347)()()(ytyTyedfdfdfknyxyxSPkinjijijT.1125. 812450.5501

4、5.6350.73212450.55015.6300.1110. 1.00.1285. 140.1250. 1),(yxTdfknyxyxnSPkiiit.1112450.55015.63)80.13385.1380.14465.1510.13040.1580.14125.18(121),(yxtdf61. 664. 125. 8tTeSPSPSP44347)()(),(vxtvxTyxedfdfdf1848. 792. 061. 6)()(xeeeyxSSSPb49.4792. 061. 62)(2)(xeeeRSSSPSS)()()(eRveerSSSSSS43144)()()(eRvee

5、rdfdfdf87.5775. 125. 876.962)(2)()()(xTTyTyRyTTSSSPSSSSSSSSTdf)(yTdf)(yRdf59.3792. 061. 608.852)(2)()()(xeeyeeRyeeSSSPSSSSSSSSedf)(yedf)(RedfeTtSSSSSSeTtf df df d)43, 3(01. 0F)43, 3(01. 0F)(eyxb)(eyxb.).(.)(xxbyyieyxii.iy.iy.ix.x3156. 14815.63.knxx)(eyxb)(eyxb.jiyyjiSyyt)(2.).(2xejieyySSxxnSMSji.jiyy.jiyySeSM .ix.jx.21yyeSM .1x.2x.21yyS4477. 092. 0)28. 152. 1 (1228742. 0285. 34477. 00758.123514.10t.jiyyS.jiyyS.jiyyS.jiyyS.jiyyS) 1(12)()(kSSSSnMSxexte)(dfetLSD.jiyyS LSD0.01 =2.700.4353 =1.175.jiyyS4354. 0) 14(92. 083. 011