《统计学原理》试卷A答案
1C11D21A31C41A51DE61ADE71BCE81∨91×2B12A22A32C42A52CD62BDE72ABDE82×92×3A13C23A33A43D53ABE63BCE73ABCD83×93∨4C14B24B34D44D54AE64BCDE74BC84∨94∨5A15C25C35B45B55ABC65BDE75ABDE85×95×6C16D26D36B46D56ABD66BC76∨86∨96∨7B17B27C37C47A57ABCD67BCE77×87×97×8A18C28C38C48E58BC68BCDE78×88∨98∨9A19D29B39C49B59BE69BDE79∨89∨99∨10B20D30D40B50A60BC70BC80×90×100×
单位成本总指数
pqpq
1101
121100740001320028000412009581101100840004300043000
(2)总成本指数产量总指数单位成本总指数12647958112117
(或者总成本指数成本变动总额
pqpq
0
110
412001211734000
0
)
pqpq
110
41200340007200
112
解:价格总指数
1111
pqpqK
11132246461018611132210781238224516102105100
销售额总指数
pqpq
0
110
46461022210152045
解:
200
188
p
118894
200
(1)合格率
名词解释:101)教材P25页102)教材P263页103)教材P112页104)教材104页105)教材12页简答题:106P10页107P89页108P24页109P12页
合格率的抽样平均误差
计算题110)解:甲市场的平均价格为:
x
xff
p
乙市场的平均价格为
10570012090013711007350010800015070033220012304程度对该批零件的合格率作出区间估计700900110027002700pZp2168336
pp943369064pp943369736
p1p0940060056400002820016791679
200200(2)按9545的可靠
M126000960009590031790031790011774xM126000960009590012008007002700x105120137
111
解:(1)产量总指数为
该批零件合格率区间为:99064P9736
pqpq
0
010
1011008400043000126471010008300034000
fr