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【简答题】
p hase l abel parallel sensible peculiar e quivalent radical resent predict witness 1. Ernest Hemingway's keen insight into his society, ardent love for people and perceptive abilities helped him to form his own( ) characteristic of writing. 2. The project is on the point of collapse, and unless something very( ) is done to repair the damage there will be no hope for the project. 3. It's not unusual for teenagers to go through a(n)( ) when they feel ashamed of their parents, afraid that they might not live up to their friends' standards. 4. It is( ) for every family to make earthquake emergency plans and know how to leave the area during the chaos following an earthquake. 5. Economists are interested in all the factors that can help to( ) the extent to which a price change will affect supply and demand in the market. 6. Starting Monday, all foods( ) "organic" must be up to the strict national standards that the government decided to put into effect now. 7. There is more to a woman than her looks, so I( ) the fact that after a woman grows old and loses her looks people stop paying attention to her. 8. Apart from technological development, the 20th century( ) an enormous worldwide political, economic and cultural transformation. 9. Unlike the practice in China, if you're at a hotel restaurant in the United States, expect a 15-20 percent service charge or add the( ) amount yourself. 10. The change in smoking habits( ) a change in the incidence of lung cancer. The more people smoke, the more chances of occurrence for lung cancer.
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【多选题】( )支票不可以用来支取现金,只可以用来转账
A.
普通
B.
转账
C.
现金
D.
划线
【多选题】( )支票不可以用于支取现金,只可以用来转账
A.
普通
B.
转账
C.
现金
D.
划线
【单选题】贪婪型买家的特点是()
A.
跟着别人买
B.
老实人好商量
C.
砍价狠,挑刺
D.
不问就买
【单选题】已知三元线性回归模型估计的残差平方和为900, 估计用样本容量为34,则随机误差项的方差的OLS估计值为
A.
33.33
B.
30
C.
26.47
D.
29.03
【单选题】已知三元线性回归模型估计的残差平方和为800,估计用样本容量为n=24,则随机误差项的方差估计量为
A.
33.33
B.
40
C.
38.09
D.
36.36
【简答题】( )支票不可以用来支取现金,只可以用来转账。
【单选题】已知三元线性回归模型估计的残差平方和为 ,回归平方和为16400,样本容量为 ,则调整的决定系数为
A.
0.96
B.
0.90
C.
0.9535
D.
0.95
【单选题】已知三元线性回归模型估计的残差平方和为RSS=300,总平方和为TSS=3000,则 为( )
A.
0.1
B.
0.9
C.
0.95
D.
1
【单选题】已知三元线性回归模型估计的残差平方和为Σe 2 i =800,估计用样本容量为n=24,则随机误差项μ t 的方差的OLS估计为()。
A.
33.33
B.
40
C.
38.09
D.
36.36
【单选题】已知含截距项的三元线性回归模型估计的残差平方和为 ,样本容量为n=24,则误差项方差的无偏估计量为( )
A.
54.54
B.
57.14
C.
60
D.
50
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