某企业两组工人月工资(单位为元)资料如下:根据以上材料,在1-5小题中选出正确的答案

题型:多项选择题 共用题干题

问题:

某企业两组工人月工资(单位为元)资料如下:

根据以上材料,在1-5小题中选出正确的答案。

下列说法正确的是()。

A.第一组工人月工资额的离散程度小于第二组

B.第一组工人平均月工资额的代表性强于第二组

C.第二组工人月工资额的离散程度大于第一组

D.第二组工人平均月工资额的代表性强于第一组

考点:中级统计师数据描述数据描述题库
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PM2.5是指大气中直径不大于2.5微米的颗粒物,也称为可吸入肺颗粒物.由于它能通过肺泡直接进入循环系统,对人体危害极大.

为了探究空气中PM2.5的浓度与车流量是否相关,我市某中学的同学在宝龙城市广场周边对空气进行采样,采样时段与统计结果如表:

(1)在该探究实验中,同学们将“采样时段”设置为该实验的______,而其他条件都相同.

(2)为减少实验误差,应对表中3个小组同学的数据做怎样的处理?______

(3)该小组的同学将处理后的数据绘制成柱状图(如图),请你将表格中“下班时段”的数据也进行相应处理,并用柱状图在图8中表示.

组别PM2.5(微克/立方米)
清晨上班时段中午下班时段
(车流量最少)(车流量大)(车流量小)(车流量最大)
第1组19894397
第2组22833898
第3组20864199

(4)根据上述统计结果,可以得出的结论是:车流量越大,空气中PM2.5的浓度______.

(5)根据实验结论,请你为我市空气质量的改善提一条合理化建议:______.

题型:多项选择题 共用题干题
My experience as a first year camp instructor held many things I was expecting, but also a number of things I was not expecting.My  36  came from lower-income neighborhoods and schools for an 8-week summer day camp.Many of the kids seemed to   37  each other before arriving and those who didn't certainly became friends with each other by the second week of camp.
During the third week of camp, a new camper   38  us.He had just gotten out of year-round school,  39  he joined the summer camp a little late.The first week he would  40  every morning because he wanted to go home.He complained (报怨)of not having any  41  and he didn't think he would have any fun.
One day the following week he didn't  42 to camp.Many of the kids had come up to me and asked me  43 he was and if he was OK.When I told them he stayed home then and that he didn't think anyone 44 him, some of the kids had a  45 look on their face because they knew they hadn't made him feel 46 Thankfully this camper   47  the next day.As he walked over to the area where our group of kids were in the morning times, the entire group stood up and clapped and  48 for him.All that day, the kids asked him to   49  with them at lunch, be on their teams for games, and stayed in  50 with him when we moved to new activities.The.rest of that day, he was happy.
I had the pleasure of  51 his mother a few days ago, and she gave me the biggest hug and thanked me for helping him to  52 .She said, "My son told me that you are the instuctor who's always  53  to make him feel welcome, and he knows that you  54  care for him.And last week for the first time since he's been here, he didn't call me to pick him up   55 from camp.Thank you."
小题1:
A.teachersB.workmatesC.campersD.employees
小题2:
A.meetB.helpC.comfortD.know
小题3:
A.contactedB.joinedC.disturbedD.visited
小题4:
A.butB.beforeC.soD.since
小题5:
A.smileB.hesitateC.exerciseD.cry
小题6:
A.friendsB.familiesC.programmesD.goals
小题7:
A.comeB.travelC.driveD.fly
小题8:
A.howB.whereC.whatD.who
小题9:
A.pleasedB.pardenedC.noticedD.liked
小题10:
A.quietB.guiltyC.pleasantD.strange
小题11:
A.relaxedB.respectedC.welcomeD.extraordinary
小题12:
A.showedupB.ranawayC.rangupD.brokeaway
小题13:
A.waitedB.preparedC.cheeredD.arranged
小题14:
A.playB.sweepC.agreeD.sit
小题15:
A.circleB.lineC.timeD.advance
小题16:
A.meetingB.servingC.consultingD.understanding
小题17:
A.loseheartB.settledownC.fitinD.dropout
小题18:
A.triedB.directedC.promisedD.decided
小题19:
A.nearlyB.trulyC.finallyD.suddenly
小题20:
A.hurriedlyB.safelyC.lateD.early
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对于国税系统,在政府采购信息统计及计划管理系统—计划执行情况录入模块—采购机构栏,政府集中采购目录和部门集中采购目录项目应选择()。

A.集中采购机构采购

B.部门集中采购机构采购

C.社会代理机构采购

D.自行采购

题型:多项选择题 共用题干题

股东大会作出的某些决议,如修改公司章程、公司合并、分立等事项,必须经出席会议的股东所持表决权的( )以上通过。

A.1/3
B.1/2
C.2/3
D.3/4

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硬膏适用于治疗哪些疾病()

A.疮疡肿毒

B.跌打损伤

C.风湿痹证

D.腰痛

E.腹痛

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