首页
登录
职称英语
Questions are based on the following data.[img]2022m10s/ct_ve01203002j_egreqtbz
Questions are based on the following data.[img]2022m10s/ct_ve01203002j_egreqtbz
游客
2025-02-23
24
管理
问题
Questions are based on the following data.
[br] Based on the information given, which of the following statements must be true? Indicate all such statements.
选项
A、The median age of the full-time employees in the 30-41 age-group in 2017 was 35.5 years.
B、For each of the three age-groups, the ratio of the number of full-time employees to the number of part-time employees increased from 2005 to 2017.
C、In 2017, the number of part-time employees over age 50 was greater than the number of full-time employees over age 50.
答案
B
解析
选项A: 由于没有具体数据,无法计算中位数,错误。选项B:2005年全职和兼职的比例为(150+192+153)/(202+248+190)=495/640=0.77,2017年比例为(190+235+182)/(215+258+208)=607/681=0.89,增加了,正确。选项C:从大于42岁的数据中无法判断大于50岁的数据,错误。
转载请注明原文地址:https://tihaiku.com/zcyy/3969903.html
相关试题推荐
Findthefollowing.(a)40%of15(b)150%of48(c)0.6%of800(d)15is30%ofwh
Attheratesshowninthegraph,whichofthefollowingisclosesttothenumber
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
BENEFITSANDINCENTIVESSURVEYRESULTSFOR600COMPANIES[img]2022m10s/ct_ve0120
[img]2022m10s/ct_ve01203002j_egreqjs_0180_202211[/img]Inthesumabove,ifXan
[img]2022m10s/ct_ve01203002j_egreqbj_0050_202211[/img]QuantityA:LengthofAB
Inthetrianglebelow,AB=3,AC=6.[img]2022m10s/ct_ve01203002j_egreqbj_0001
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
随机试题
当继电器刚好动作时,加入继电器中的电压和电流的比值称为继电器的()。A.测量阻
患儿5岁,冬季发病,症见恶寒,发热,无汗,鼻塞,流涕,喷嚏,咳嗽,头痛,喉痒,舌
湖心亭看雪 张岱 崇祯五年十二月,余住西湖。大雪三日,湖中人鸟声俱绝。是
主治阴疽的方剂是( )。A.大黄牡丹汤 B.苇茎汤 C.阳和汤 D.半夏
A.清热、凉血、止血、生津B.养阴清热,凉血生津C.滋阴补血,益精添髓D.凉血止
肺炎克雷伯杆菌肺炎痰的性质是()。A.铁锈色痰 B.暗红色胶冻状黏稠痰 C
2010-123.肺与肾在生理上的相互关联,主要表现为 A.呼吸及纳气的协调
( )同志指出:“我们的原则是党指挥枪,而决不允许枪指挥党。”对公安工作也是这样
(2020年真题)期货投资咨询机构的期货从业人员可以代理客户从事期货交易。
求助者将随自我经验的增长而逐渐改善,这样理解临床资料的学者可能是()。单选A.
最新回复
(
0
)