欢迎来到天天文库
浏览记录
ID:40646230
大小:19.43 KB
页数:3页
时间:2019-08-05
《统计学概论大作业》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、xx2014xxxx532统计二班1.14Rangetheunitsofthepopulationinorder.Nameeachoneby1、2、……20,000.Thenusearandomnumbergeneratortogetasimple:3xx2014xxxx532统计二班182942 79574 63605 15497133254 89923 185069 10011 171669 28393xx2014xxxx532统计二班Thesearewhatweneed.1.18quantitativedataincludes:acefqualitativedataincludes:bd
2、1.33a.Theexperimentalunitsareeachengagedcouplewhoparticipatesthestudy.b.Thevariablesofinterestareengagementringprice(dollar)andtheappreciationoftherecipient.Engagementringprice(dollar)isquantitativedataandtheappreciationoftherecipientisqualitativedata.3xx2014xxxx532统计二班c.Thepopulationofinterestisall
3、thecouplewhichparticipateinthestudy.d.No,Idon’t.Becausethosewhopaidreallyhighorlowpricefortheringwereexcludedandthepopulationistoosmall.e.Assignthesetoplaytheroleofgift-giverandtheotherstoplaythegift-receiver.Thesearethegift-giver:3xx2014xxxx532统计二班35 32 17 28 24 37 50 33 13 47 15 2 34 29 12 12 33 1
4、6 48 9 12 29 43 11 13xx2014xxxx532统计二班*1.363xx2014xxxx532统计二班a.Perminute,4000canswillbeproduced.Every15minutes,fivefilledcansarepulledofftheline.Theamountofcarbondioxideineachofthesefivecansismeasuredtodeterminedwhethertheamountarewithintheprescribedlimits.b.Theamountofcarbondioxideineachcanandallth
5、eothercans.c.Thesampleisthefivecanspulledoffevery15minutes.d.Theinferenceofinterestistheamountofcarbondioxideinallthecansandwhetherit’swithinThelimits.e.Thetechnicianwillbeexamingaprocess.Becausethepopulationistoobigtobemeasuredandasampleandasuitableprocessareenoughtoestimatethepopulation.3
此文档下载收益归作者所有