Statistical Reports统计报告

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1、StatisticalReports统计报告Warming-upAreyoufamiliarwithstatistics?Inwhatoccasionsdoweoftenseestatisticalreports?WordsandPhrases1ThewholeclassforBusinessEnglishconsistsofmorethan20people.2Thesamplegrouphasperformedmuchbetterthanthecontrolgroup.3NokiaissatisfiedwithitsinfiltrationintotheChinesece

2、llphonemarket.4Nikirankedatthe10thpercentileintheGMATtest.5Iamgettingboggeddownwiththedifficulttermsinstatistics.6Doesmyexplanationmakemoresensetoyou?7Mostofourcustomerscomefromchildlesshousehold.8Thereisaclearcutof50to50onmaritalstatus.※Dialogue1A：___________________!Takethissentenceforex

3、ample，“Inthesamplegroupconsistingof500respondents．twooutofeverythreehouseholdsinterviewedfellbelowthemedianlevel，whilecontrolgroupyieldedanaverageof62％infiltration．”Whataretheytalkingabout?B：___________________．Thesamplegroupismadeupofthepeopleyouarestudyin9，theyaretheoneswhohavefilledoutt

4、hesurveysandhandedintheroughdata．Thecontrolgroupisastandardgroupthatyoucancompareagainst．Averagemeansthelevelthatmostpeopleareat．Infiltrationisjustwhetherornottheyhaveheardofourproduct．A：Sowhataboutthissentence，“Nearlyonethirdofrespondentsrankedinthe25thpercentilenationwide．whilelessthan2％

5、rankedinthetop5percentile”?B：___________________．Thinkofitthisway．．．respondentsarethepeoplewhorespondedtoyoursurvey．So1／30fthepeopleareconsideredtop25％onanationalstandard．Inthissamegroupofpeople，fewerthan2％rankedinthetop5％nationally．Doesthatmakemoresensetoyounow?A：Iguessso．．．．Toomanynumber

6、s．．．．Toomanywords．．．．PART1A：___________________!Takethissentenceforexample，“Inthesamplegroupconsistingof500respondents．twooutofeverythreehouseholdsinterviewedfellbelowthemedianlevel，whilecontrolgroupyieldedanaverageof62％infiltration．”Whataretheytalkingabout?B：___________________．Thesampleg

7、roupismadeupofthepeopleyouarestudying，theyaretheoneswhohavefilledoutthesurveysandhandedintheroughdata．Thecontrolgroupisastandardgroupthatyoucancompareagainst．Averagemeansthelevelthatmostpeopleareat．Infiltrationisjustwhetherornottheyhaveheardofourproduct．A：有时这些