已选分类
管理学工商管理
单选题Inacertainanimalpopulation,foreachofthefirst3monthsoflife,theprobabilitythatananimalwilldieduringthatmonthis.Foragroupof200newbornmembersofthepopulation,approximatelyhowmanywouldbeexpectedtosurvivethefirst3monthsoflife?(A)140(B)146(C)152(D)162(E)170
单选题企业科学管理的各个环节都离不开( )。 A．统计 B．统计数据 C．统计方法
单选题抽样调查的主要目的是( )。 A．用样本指标来推算总体指标 B．对调查单位做深入研究 C．计算和控制抽样误差 D．广泛运用数学方法
单选题根据家庭规模细分消费者市场，这被称为：
单选题13．学习成绩属于( )。 A．定类数据 B．定序数据 C．定距数据 D．定比数据
单选题在测定长期趋势的方法中，可以形成数学模型的是( )。 A．时距扩大法 B．移动平均法 C．最小平方法 D．季节指数法
单选题不属于劳动力市场供应量统计指标内容的是( )。 A．劳动力资源总数 B．劳动力贡献率 C．劳动参与率 D．劳动工时数
单选题Inthediagramabove,pointsA,B,C,D,andErepresentthefiveteamsinacertainleagueinwhicheachteammustplayeachoftheotherteamsexactlyonce.Thesegmentsconnectingpairsofpointsindicatethatthetwocorrespondingteamshavealreadyplayedtheirgame.Thearrowsonthesegmentspointtotheteamsthatlost;thelackofanarrowonasegmentindicatesthatthegameendedinatie.Afterallgameshavebeenplayed,whichofthefollowingcouldNOTbethepercentofgamesplayedthatendedinatie?(A)10%(B)20%(C)30%(D)40%(E)50%
单选题由间隔不等的时点数列计算序时平均数，用以加权的权数为( )。 A．时期长度 B．时点长度 C．时点间隔长度 D．指标值项数
单选题Exactly how many bonds does Bob have? (1)Of Bob's bonds，exactly 21 are worth at least$5,000 each. (2)Of Bob's bonds, exactly 65 per cent are worth less than$5,000 each. (A) 条件(1)充分，但条件(2)不充分． (B) 条件(2)充分，但条件(1)不充分． (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． (D) 条件(1)充分，条件(2)也充分． (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．
单选题评比城市间的社会发展状况，将各城市每人分摊的绿化面积按年排列的时间数列是属于( )。 A．时期数列 B．时点数列 C．相对指标时间数列 D．平均指标时间数列。
单选题Each person on a committee with 40 members voted for exactly one of 3 candidates, F, G, or H. Did Candidate F receive the most votes from the 40 votes cast? (1)Candidate F received 11 of the votes (2)Candidate H received 14 of the votes. (A) 条件(1)充分，但条件(2)不充分． (B) 条件(2)充分，但条件(1)不充分． (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． (D) 条件(1)充分，条件(2)也充分． (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．
单选题At what speed was a train traveling on a trip when it had completed half of the total distance of the trip? (1)The trip was 460 miles long and took 4 hours to complete. (2)The train traveled at an average rate of 115 miles per hour Oil the trip. (A) 条件(1)充分，但条件(2)不充分． (B) 条件(2)充分，但条件(1)不充分． (C) 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分． (D) 条件(1)充分，条件(2)也充分． (E) 条件(1)和条件(2)单独都不充分，条件(1)和条件(2)联合起来也不充分．
单选题董事会的职能不包括：
单选题Thefigureaboveshowsacordaroundtwocirculardisks.Iftheradiiofthetwodisksare80centimetersand60centimeters,respectively,whatisthetotallength,incentimeters,ofthecord?
单选题Financing for a large construction project was provided by a group of banks. When the money was gone before the project was completed, the banks approved additional loans. Now, with funds used up again and completion still not at hand, the banks refuse to extend further loans, although without those loans, the project is doomed.
Which of the following, if true, best explains why the bank"s current reaction is different from their reaction in the previous instance of depletion of funds?
单选题
41～42题基于以下题干：
林教授患有支气管炎。为了取得疗效，张医生要求林教授立即戒烟。
单选题Inthetableabove,whatistheleastnumberoftableentriesthatareneededtoshowthemileagebetweeneachcityandeachoftheotherfivecities?
单选题指数按其反映对象范围的不同，可以分为( )。 A．个体指数和总指数 B．简单指数与加权指数 C．动态指数和静态指数 D．数量指数和质量指数
单选题Armtech, a temporary-employment agency, previously gave its employees 2. 5 paid vacation days after each 700 hours worked. Armtech"s new policy is to give its employees 5.0 paid vacation days after each 1,200 hours worked. Therefore, this new policy is more generous to Armtech employees in giving them more vacation days per hour worked than the old policy did.
Which of the following is an assumption on which the argument depends?