资源描述:
《数学建模培训课件2012matlab统计》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、例解MATLAB统计函数一、工具箱地使用—常用分布函数1.1常用分布函数命令含义chi2cdf(X,V)卡方分布,v是自由度fcdf(X,V1,V2)F分布,v1,v2,为自由度expcdf(X,MU)指数分布,MU为参数poisscdf(X,LMD)泊松分布,LMD为参数normcdf(X,MU,SIGMA)正态分布tcdf(X,V)学生分布,v是自由度unifcdf(X,A,B)区间[A,B]上地均匀分布注:分布函数(CumulativeDistributionFunctionCDF)betacdfBetacumulativedistributionfunction(
2、cdf)矚慫润厲钐瘗睞枥庑赖。binocdfBinomialcumulativedistributionfunction(cdf)聞創沟燴鐺險爱氇谴净。cdfSpecifiedcumulativedistributionfunction(cdf)残骛楼諍锩瀨濟溆塹籟。chi2cdfChi-square(χ2)cumulativedistributionfunction(cdf)酽锕极額閉镇桧猪訣锥。ecdfEmpirical(Kaplan-Meier)cumulativedistributionfunction(cdf)彈贸摄尔霁毙攬砖卤庑。evcdfExtremeval
3、uecumulativedistributionfunction謀荞抟箧飆鐸怼类蒋薔。expcdfExponentialcumulativedistributionfunction(cdf)厦礴恳蹒骈時盡继價骚。fcdfFcumulativedistributionfunction(cdf)gamcdfGammacumulativedistributionfunction(cdf)茕桢广鳓鯡选块网羈泪。geocdfGeometriccumulativedistributionfunction(cdf)鹅娅尽損鹌惨歷茏鴛賴。gevcdfGeneralizedextremev
4、aluecumulativedistributionfunction籟丛妈羥为贍偾蛏练淨。gpcdfGeneralizedParetocumulativedistributionfunction(cdf)預頌圣鉉儐歲龈讶骅籴。hygecdfHypergeometriccumulativedistributionfunction(cdf)渗釤呛俨匀谔鱉调硯錦。logncdfLognormalcumulativedistributionfunctionnbincdfNegativebinomialcumulativedistributionfunction(cdf)铙誅卧泻噦
5、圣骋贶頂廡。ncfcdfNoncentralFcumulativedistributionfunction(cdf)擁締凤袜备訊顎轮烂蔷。nctcdfNoncentralTcumulativedistributionfunctionn贓熱俣阃歲匱阊邺镓騷。cx2cdfNoncentralchi-squarecumulativedistributionfunction(cdf)坛摶乡囂忏蒌鍥铃氈淚。normcdfNormalcumulativedistributionfunction(cdf)蜡變黲癟報伥铉锚鈰赘。poisscdfPoissoncumulativedistr
6、ibutionfunction(cdf)買鲷鴯譖昙膚遙闫撷凄。raylcdfRayleighcumulativedistributionfunction(cdf)綾镝鯛駕櫬鹕踪韦辚糴。tcdfStudent'stcumulativedistributionfunction(cdf)驅踬髏彦浃绥譎饴憂锦。unidcdfDiscreteuniformcumulativedistribution(cdf)猫虿驢绘燈鮒诛髅貺庑。unifcdfContinuousuniformcumulativedistributionfunction(cdf)锹籁饗迳琐筆襖鸥娅薔。wblcdfW
7、eibullcumulativedistributionfunction(cdf)構氽頑黉碩饨荠龈话骛。1.2常用概率密度函数命令含义chi2pdf(X,V)卡方分布,v是自由度fpdf(X,V1,V2)F分布,v1,v2,为自由度exppdf(X,MU)指数分布,MU为参数poisspdf(X,LMD)泊松分布,LMD为参数normpdf(X,MU,SIGMA)正态分布tpdf(X,V)学生分布,v是自由度unifpdf(X,A,B)区间[A,B]上地均匀分布注:概率密度函数(ProbabilityDensityFuncti