研究与开发机构统计数据质量与异常点的对数正态分布检验与识别

摘要

Theevaluatingthequalityoforiginalstatisticaldataandidentifyinguntruthfuldata fromthemarethekeyworkanddifficultpointinstatisticalwork .Thispaperhas launchedtheevaluatingandidentifyingbymeansoflogarithmnormaldistributionac cordingtothemodelpresentedby [3 ],andhastakenthe 1998surveydatafromthere searchanddevelopmentinstitutionsasaexample .Theresulthasauthenticatedthefeasi bilityandusabilityofthemethod .