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 50

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

Meteorologistscanprogramtheircomputestoscanfora(specific),setofweath
Whatdoesitmeantoobeythelaw?That【B1】______whereyouare.Differentcu
PovertyandHealthThelinkbetweenhealthandeconomic
CORT,aBerkshireHathawayCompany,istheworld’slargestproviderofrental
Policeofficersmayhopethattheirpresenceinschoolswillhelpthembuild
ManypeoplewonderwhysomemenwanttoliveonthemoonItis【C1】______not
某孕妇，足月临产，先兆子痫，轻微头痛，血压为140/90mmHg，尿蛋白（++）
有关法与科技的说法中，下列哪一选项是错误的?（）A.人们的法律意识常常受到
商品归类题棉30％、羊毛30％、涤纶短纤25％、腈纶短纤15％的浅黄色平纹机
高压旋喷桩施工的要求有()。A.施工前应选择有代表性的地段进行工艺性试验，确定主

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

Meteorologistscanprogramtheircomputestoscanfora(specific),setofweath

Whatdoesitmeantoobeythelaw?That【B1】______whereyouare.Differentcu

PovertyandHealthThelinkbetweenhealthandeconomic

CORT,aBerkshireHathawayCompany,istheworld’slargestproviderofrental

Policeofficersmayhopethattheirpresenceinschoolswillhelpthembuild

ManypeoplewonderwhysomemenwanttoliveonthemoonItis【C1】______not

某孕妇，足月临产，先兆子痫，轻微头痛，血压为140/90mmHg，尿蛋白（++）

有关法与科技的说法中，下列哪一选项是错误的?（）A.人们的法律意识常常受到

商品归类题 棉30％、羊毛30％、涤纶短纤25％、腈纶短纤15％的浅黄色平纹机

高压旋喷桩施工的要求有()。A.施工前应选择有代表性的地段进行工艺性试验，确定主

商品归类题棉30％、羊毛30％、涤纶短纤25％、腈纶短纤15％的浅黄色平纹机