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10120122ExperimentScienceandTechnologyVol.10No.1Feb.20122011－03－042011－05－041987－。Origin510006、、4、Origin.。OriginTP37O4－33G642.423Adoi10．3969/j．issn．1672－4550．2012．01．024OriginUsedinComparisontheMethodsofEliminatingtheExcrescentDataZHANGXuanCHENGMin-xiXIAOFeng-pingSchoolofPhysicsandTelecommunicationEngineeringSouthChinaNormalUniversityGuangzhou510006ChinaAbstractFourcriterionsareintroducedinthispapertoeliminateanddistinguishtheabnormalvaluestheyarePauTaChauv-enetGrubbsandDixon．Theirmathematicstatisticsprinciplesandconcordancesarealsoresumedinthispaper．Originsoftwareareusedtodealwithexperimentaldataofconductivityofsolutionandtocomparetheprocessingresults．ItpointedoutthatPauTaandChauv-enetaresuitableforlargesampleandGrubbsDixonissuitableforsmallsample．TheGrubbscriterionisincommonuse．KeywordsOriginsoftwareabnormalvaluePauTaChauv-enetGrubbsDixon。、。1。1UiσσUo/Uiσ=KUo/Ui1KUoUi。R=L/σSσ=L/RS2LS。12Uo/Ui=L/KSR=B/R33B=L/KS2σ=L/BSUo/UiUo/Ui=B/R1。11/R=1.251.6。。OriginData1uUo/Uir1/R2。1ABSD。101Origin21ParameterValueErrorA0.152350.05005B0.200340.03945RSDNP0.848860.10798124.7917E－4LabTalkVdData1_Vd=0.15235+Data1_r*0.20034－Data1_u2。2OriginuYrXVd10.716302.900000.0170420.585331.95667－0.0409830.650001.25000－0.2472340.400761.10000－0.0280450.330980.83333－0.0116860.305790.71429－0.0103470.248421.600000.2244780.232100.454540.0113190.214210.416670.02162100.188880.240330.01162110.175710.251250.02698120.166020.194120.02522。23σσ=±Σni=1xi－x2n－槡1=±Σni=1Δxi2n－槡1。|Vd|≤3σ99.73σ2－3。Data1Contrast1|Vd|=3σ3σ。3σLabTalkData1_Contrast1=absData1_Vd－3*0.10798Contrast13。3OriginuYrXVdContrast110.716302.900000.01704－0.3069020.585331.95667－0.04098－0.2829630.650001.25－0.24723－0.0767240.400761.10000－0.02804－0.2959050.330980.83333－0.01168－0.3122660.305790.71429－0.01034－0.3136070.248421.600000.22447－0.0994780.232100.454540.01131－0.3126390.214210.416670.02162－0.30232100.188880.240330.01162－0.31232110.175710.251250.02698－0.29696120.166020.194120.02522－0.29872Contrast10|Vd|＜3σ。1B=0.20034±0.03945R=0.84886Uo/Ui1/R。n≤10。n＞1853σ1。34n1/20.51－1槡2∫ωn－ωnexp－x22dx=12nΦωn=121－12()n+0.5=1－14nωn。xdVdVd＞ωnσ6。n12ω132.03。Data1Contrast2|Vd|ωnσ|Vd|－ωnσ。LabTalk·57·20122Data1_Contrast2=absData1_Vd－2.03*0.107984。4uYrXVdContrast210.716302.900000.01704－0.2021620.585331.95667－0.04098－0.1782230.650001.25000－0.247230.0280340.400761.10000－0.02804－0.1911650.330980.83333－0.01168－0.2075260.305790.71429－0.01034－0.2088670.248421.600000.224470.0052780.232100.454540.01131－0.2078990.214210.416670.02162－0.19758100.188880.240330.01162－0.20758110.175710.251250.02698－0.19222120.166020.194120.02522－0.193983Contrast23、7。5。5ParameterValueErrorA0.140900.01085B0.210470.00880RSDNP0.993080.0232510.00000＜0.001005B=0.21047±0.0088R=0.99308Uo/Ui1/RB。n＜185。n→∞ωn→∞。45xdVd|Vd|=|xd－x|＞g0σ。g0nα。n=12α=0.05g02.285。Data1Contrast3|Vd||Vd|－g0σ。labtalkDa-ta1_Contrast1=absData1_Vd－2.285*0.10798Contrast33|Vd|g0σ6。6uYrXVdContrast310.716302.900000.01704－0.2297020.585331.95667－0.04098－0.2057530.650001.25000－0.247234.907E－440.400761.10000－0.02804－0.2187050.330980.83333－0.01168－0.2350560.305790.71429－0.01034－0.2364070.248421.600000.224470.0222680.232100.454540.01131－0.2354290.214210.416670.02162－0.22512100.188880.240330.01162－0.23512110.175710.251250.02698－0.21976120.166020.194120.02522－0.22151427。7ParameterValueErrorA0.138950.03451B0.190980.02717RSDNP0.919760.0739911.00000＜0.000107B=0.19098±0.02717R=0.91976U0/Ui1/RB。118·67·20122AB、。3SABASBS22。。。、。1·．J.201078－9107－109.2.J.2008103－104.3.J.20108586－88.4．J．200524474－75．5.M．3.20001－101.6.M.1987213－245.7··.J.2010133櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴櫴28－29.766。57x1x2…xnx'1x'2…x'nn=12r21=x'n－x'n－2x'n－x'2r'21=x'3－x'1x'n－1－x'1n=11～13rij＞r'ijrij＞Dαnx'n。rij＜r'ijr'ij＞Dαnx'1。Vdx'12x'11x'10…x'10.224470.026980.025220.021620.017040.011620.01131－0.01034－0.01168－0.02804－0.04098－0.2472。r21=x'n－x'n－2x'n－x'2=0.199250.26545=0.750612r'21=x'3－x'1x'n－1－x'1=0.219190.27421=0.799351r'21＞r21D0.0512=0.546r'21＞Dx'1。。6t－1、8。、。。1.OriginJ．20041765－67.2.PauTaJ.1997185－88.3.M.．1985.4.J.198226－22.5.J.2006220－21.6.σtJ.2000385－86.7.J.19971154－56.8.J.200824148－149.·811·