首页
登录
职称英语
The numbers in the list above are ordered from least to greatest. If the median
The numbers in the list above are ordered from least to greatest. If the median
游客
2024-01-13
48
管理
问题
The numbers in the list above are ordered from least to greatest. If the median is one greater than the arithmetic mean, what is the value of?
选项
A、11
B、12
C、10
D、13
E、15
答案
A
解析
5个数已经从小到大排列,因此median=10,mean=(3+6+10+y+15)/5。因为mean+1=median,由(3+6+10+y+15)/5+1=10,得到y=11。
转载请注明原文地址:https://tihaiku.com/zcyy/3360218.html
相关试题推荐
Hehadbeen______togiveupmuchofhistimetohousework.A、orderedB、persuade
Hehadbeen______togiveupmuchofhistimetohousework.A、orderedB、persuaded
ItusedtodistresslargenumbersofEasternpeopleswholivedmainlyonrice.它
Hehadbeen______togiveupmuchofhistimetohousework.A、orderedB、persuaded
Customer:Excuseme,weorderedacokewithouticeinsteadofthisicedcoke.Wa
Thejudge__________themurderertotwentyyearsinprison.A、requiredB、orderedC
Iffandgaredistinctprimenumberslessthan10,whichofthefollowingcanno
Ifx,y,andwarenonzeronumbersandx-y=w,whichofthefollowingisequalto
Foranynumberswandz,w·z=w3z(8-w2).Ifbothzandw·zarepositivenumbers,
Foranynumbersaandb,ab=ab(3-b).Ifaandabbothrepresentpositivenumbers
随机试题
Auniversitygraduatedescribedasa"respectableandintelligent"womanis
Thenewborninfant’seyeisalmostaslargeasitcouldbeforadulthood,butit
commitupfronttoattendingtheuniversity根据题干中的Harvard和admittedapplicants定位到原文
[originaltext]W:Goodmorningandwelcometotoday’sprogram.Haveyoualwaysw
时值是( )。A.基强度的两倍 B.用两倍于基强度的刺激使神经肌肉组织兴奋所
长轴为65mm、短轴为20mm的增强型金属波纹管标记为:JBG-20×65Z。
圆锥型套筒冠义齿内冠的设计下列说法哪项是错误的() A.牙周病患者
营养性缺铁性贫血的患儿最主要的特点是A.小细胞低色素性贫血 B.正细胞正色素性
我国特别重要的建筑的设计使用年限是()年。A.5 B.25 C.50
A.IL-l B.IFN-γ C.IL-4 D.TNF-α E.IL-8
最新回复
(
0
)