首页
登录
职称英语
Questions are based on the following data.Each of the 15 customers who arrived
Questions are based on the following data.Each of the 15 customers who arrived
游客
2025-02-23
35
管理
问题
Questions are based on the following data.
Each of the 15 customers who arrived at a customer service desk between 9 A.M. and 10A.M. was served in order of arrival by one of two customer service representatives. Each representative served one customer at a time and finished with that customer before serving any other customers. The graph shows the waiting and service times, recorded to the nearest minute, for customers numbered 1 to 15.
[br] What was the range of the recorded service times, in minutes, for the 15 customers?
选项
A、4
B、6
C、8
D、9
E、14
答案
C
解析
3号、6号和7号客户被服务的时间最长。都为9分钟。15号客户被服务的时间最短,为1分钟。故极差为8,选C。
转载请注明原文地址:http://tihaiku.com/zcyy/3969812.html
相关试题推荐
Questionsarebasedonthefollowingdata.Eachofthe15customerswhoarrived
Questionsarebasedonthefollowingdata.Eachofthe15customerswhoarrived
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
[img]2022m10s/ct_ve01203002j_egreqjs_0183_202211[/img]Whichofthefollowingst
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Questionsarebasedonthefollowingdata.[img]2022m10s/ct_ve01203002j_egreqtbz
Ifa2+b2=c2,anda,b,careallintegers.WhichofthefollowingCANNOTbeth
随机试题
Whatisthemessagemainlyabout?[originaltext]Goodafternoon.ThisisSophieK
Tinypiecesofgoldcouldbeusedinthefightagainstcancer,newresearchh
JohnWilliam’shouseismadeof______.[br][originaltext]Morethan40ye
Fromaworldofsilence,deafpercussionistEvelynGlenniebroughtsomeof
58岁妇女,GP,主诉阴道掉出肿物1年,伴排尿困难近3个月,每于咳嗽或大笑时有尿
饮片库房相对湿度保持在A.21℃B.25℃C.37℃D.95%E.75%
责任保险承保的是( )。[2005年真题]A.刑事责任 B.行政责任 C.
男性,60岁,心窝部饥饿性疼痛10余年,近年来发作频繁,疼痛规律消失,经胃镜证实
(2020年真题)以下选项属于期货交易所职能的有()。A.制定并实施期货市场交
碘剂治疗甲亢用于 A.甲亢危象、术前准备 B.甲亢危象、妊娠 C.应激
最新回复
(
0
)