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【单选题】
在回归估计中,给定自变量的取值 ,求得的置信区间与预测区间相比( )。A.
二者的区间宽度是一样的
B.
置信区间比预测区间宽
C.
置信区间比预测区间窄
D.
置信区间有时比预测期间宽,有时比预测期间窄
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举一反三
【单选题】With Kaifeng snacks, traditional folk customs, entertainment activities as well as martial arts performances, has become the most influential temple fair in Central Plains.
A.
Confucius Temple Fair
B.
Shenyang Royal Temple Fair
C.
Beijing Ditan Temple Fair
D.
Kaifeng Longevity Temple Fair
【多选题】Which of the following is/are correct concerning to temple fair and lion dance?
A.
Temple fair is more popular in the South.
B.
Temple fair is also a place for folk art performance.
C.
Lion dance is more popular in the North.
D.
Lion dance is also a traditional sport.
【简答题】go to the temple fair
【单选题】国家垄断资本主义对经济的干预( )
A.
从根本上解决了垄断资本主义国家的阶级矛盾
B.
改变了资本主义私有制的性质
C.
使资产阶级和工人阶级形成了利益一致
D.
没有改变劳动者受剥削的地位
【单选题】听力原文：M: I haven't seen Calvin lately. W: I wish I could say the same. He frequently drops by just at Supper time. I couldn't be so angry if he called to warn us. But he always claims that he fogot our...
A.
Because he forgot her phone number.
B.
Because she hasn't seem him lately.
C.
Because he never invites her to dinner.
D.
Because he doesn't phone ahead before visiting.
【简答题】What can be seem at the temple fair?
【简答题】看视频,填空。 garbage sorting.mp4 1.Like millions of others in China, I often order takeout, 1)_____ Shanghai has recently passed a new 2)______ . Starting July 1, all residents must sort their household 3)...
【单选题】Harry: Well, I have to be on my way now. ______ Richard: You, too. And don't forget to drop me a line.
A.
Goodbye!
B.
Take care.
C.
Enjoy yourself.
D.
Have a nice trip.
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