1、PRESENTATIONThe research on Next Years Order 張俊 潘超 吳杰 郭韜Members:The research on Next Years OrderBackgroundMethodDataCommentsBackgroundEvery semester ,our college need to order Teaching Materials for us.But this semester the college means to allow the students On Grade 2003 to buy Teaching Materials

2、by ourselves.MethodWe use Two-Stage cluster sampling.Ssus mean DormPsus mean Department First, we select an SRS of 5 Departments from 55 Departments at our college. 專業(yè)代碼專業(yè)名稱層次合計(jì)1數(shù)學(xué)與應(yīng)用數(shù)學(xué)本科1102信息與計(jì)算科學(xué)本科1103統(tǒng)計(jì)學(xué)本科704應(yīng)用物理學(xué)本科805電子科學(xué)與技術(shù)本科1106光信息科學(xué)與技術(shù)本科1107材料物理本科538化學(xué)本科409應(yīng)用化學(xué)本科6010化學(xué)工程與工藝本科5011高分子材料與工程本科80

3、 AND SO ON.NumberDepartment007材料物理021自動(dòng)化027財(cái)政學(xué)039勞動(dòng)與社會(huì)保障037國(guó)際經(jīng)濟(jì)與貿(mào)易Method 2Then we use Systematic Sampling selecting 26 Dorms from 99 Dorms007材料物理李園2401 2405 2409 桔園1315021自動(dòng)化桃園2410 2413 2416 2419 2422 2425 2427 桔園1321027財(cái)政學(xué)李園1418 1425 桔園2230 2235039勞動(dòng)與社會(huì)保障李園1301 1303 桔園2211 2217037國(guó)際經(jīng)濟(jì)與貿(mào)易李園1515 1520

4、 桔園2413 2418 2423 2427Population: 4500 students from AnHui University On Grade 2003. Sample Size: 100 students from 5 different Department.DataPilot Estimation : When M is known.NumberDepartmentMimiagreepisi007材料物理5316 120.750.0117 021自動(dòng)化12032 140.440.0077 027財(cái)政學(xué)5616 60.380.0147 039勞動(dòng)與社會(huì)保障5812 90.75

5、0.0156 037國(guó)際經(jīng)濟(jì)與貿(mào)易10024 000.0000 total398100 41Statistical tables*the number of the people who are satisfied to the fee=NPS Results =0.3832 =87.15 =0.002462 (arts)=0.2885 (science)=0.5417CommentsWhy the choose the ordering of teaching materials?Reasons : habit; convenience; conformity(從眾) and so on. Why the students action are in conflict with their thoughts.The education systems drawback such as lacking of Flexibility.The students are short of useful resources.The students choices hinge on o