A group of 20 values has a mean of 85 and a median of 80. A different group of 3

游客2024-01-12 42

问题 A group of 20 values has a mean of 85 and a median of 80. A different group of 30 values has a mean of 75 and a median of 72.
(a)What is the mean of the 50 values?
(b)What is the median of the 50 values? [br]

选项

答案 The median cannot be determined from the information given.

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/3355562.html

相关试题推荐

Lastyear,landvaluesinmostpartsofthepinelandsrosealmostsofast,andi
Althoughmanyartpatronscanreadilydifferentiateagooddebenturefromanund
Ifn=pqr,wherep,q,andrarethreedifferentpositiveprimenumbers,howma
Forwhichofthefollowinglistsofnumberisthemedianequaltotheaverage(a
Whatisthetotalnumberofdifferent5-digitnumbersthatcontainallofthedi
Amanufacturepackagessoappowderincontainersofthreedifferentsizes.Thea
Themedianof10,15,xandyis18.5,andx
Whatisthemedianofthedatagivenbelow?80,19,82,15,72,3Themedian
Whichisboththemeanandthemedianof5consecutiveintegerstheleastofwhi
Agivenstreetmedianisplantedwithtrees.Ofthe30treesinthemedian,3ar

随机试题

[originaltext]Sportisnotonlyphysicallychallenging,butitcanalsobem
Horsesareusedinguardingherbs,carryingmeninlandswheretherearenor
Thecameraisoftenthoughttobeamodeminvention.Butasearly1727,aGe
A. B.u，水平指右 C. D.
超声引导下微波治疗肝癌的原理是A.用微波的机械效应杀灭肿瘤细胞 B.用微波的空
根据《个人贷款管理暂行办法》有关贷款资金支付管理的规定，采用贷款人受托支付的，贷
上腔静脉阻塞时，腹壁静脉曲张的血流方向为A.脐上脐下均向下 B.脐上向下、脐下
关于按照单一项目的收益分配方式和按照基金整体的收益分配方式,表述错误的是（　　）
财政政策对投资问题的调节是通过财政()来实现的。A:收入和支出 B:结构与方
会计职业道德具有很强的自律性。（　　）

最新回复(0)

A group of 20 values has a mean of 85 and a median of 80. A different group of 3

Lastyear,landvaluesinmostpartsofthepinelandsrosealmostsofast,andi

Althoughmanyartpatronscanreadilydifferentiateagooddebenturefromanund

Ifn=pqr,wherep,q,andrarethreedifferentpositiveprimenumbers,howma

Forwhichofthefollowinglistsofnumberisthemedianequaltotheaverage(a

Whatisthetotalnumberofdifferent5-digitnumbersthatcontainallofthedi

Amanufacturepackagessoappowderincontainersofthreedifferentsizes.Thea

Themedianof10,15,xandyis18.5,andx

Whatisthemedianofthedatagivenbelow?80,19,82,15,72,3Themedian

Whichisboththemeanandthemedianof5consecutiveintegerstheleastofwhi

Agivenstreetmedianisplantedwithtrees.Ofthe30treesinthemedian,3ar

[originaltext]Sportisnotonlyphysicallychallenging,butitcanalsobem

Horsesareusedinguardingherbs,carryingmeninlandswheretherearenor

Thecameraisoftenthoughttobeamodeminvention.Butasearly1727,aGe

A. B.u，水平指右 C. D.

超声引导下微波治疗肝癌的原理是A.用微波的机械效应杀灭肿瘤细胞 B.用微波的空

根据《个人贷款管理暂行办法》有关贷款资金支付管理的规定，采用贷款人受托支付的，贷

上腔静脉阻塞时，腹壁静脉曲张的血流方向为A.脐上脐下均向下 B.脐上向下、脐下

关于按照单一项目的收益分配方式和按照基金整体的收益分配方式,表述错误的是（ ）

财政政策对投资问题的调节是通过财政()来实现的。A:收入和支出 B:结构与方

会计职业道德具有很强的自律性。（ ）

关于按照单一项目的收益分配方式和按照基金整体的收益分配方式,表述错误的是（　　）

会计职业道德具有很强的自律性。（　　）