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【单选题】
( 6 ) 以下关于回归模型检验说法正确的有 ( ) 。 A . 拟合检验可以通过样本决定系数、施瓦茨准则、信息准则来检验 B . 拟合高的模型一定比拟合低的模型更好,更适合于各种应用 C . 虽说样本决定系数并没给出具体的临界值对拟合的好坏作出判定,但可以根据其与 F 统计量的关系进行推导判定 D . 对于一元线性回归模型,回归方程的显著性检验与回归参数的显著性检验是等价的 E . 模型参数的线性约束检验、若干个回归系数同时为零的检验以及方程稳定性检验用到的统计量均为 F 统计量
A.
B.
C.
D.
E.
E
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通报,2000元以上20000元以下的罚款
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【单选题】若电源的开路电压为24V,短路电流为 10A ,则它外接2.4Ω电阻时的电流为( )。
A.
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【简答题】Which of the following sentences expresses “probability”? [A] You can get there in 20 minutes' walk. [B] He couldn't walk any step farther. [C] The news can't be true. [D] Could I take this home?
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【单选题】One reason that many colleges adopt the website is to ______.
A.
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B.
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C.
encourage their students to seek advice about depression
D.
give their students various help they may need
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【单选题】若电源的开路电压为 24V ,短路电流为 10A ,则它外接 2.4 W 电阻时的电流为 ( ) 。
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【单选题】若电源的开路电压为24V，短路电流为10A，则它外接2．4Ω电阻时的电流为（）A。
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10
B.
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【简答题】Many state colleges and universities develop from the____________ operated about 200 years ago.
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【简答题】Ma is only forty miles from Hong Kong and it is easy to reach. You can get there by sea. It is an interesting place and it had a long history. Ma is part of China and most people living there ar...
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【单选题】若电源的开路电压为24V，短路电流为10A，则它外接2.4【图片】电阻时的电流为( ) 。
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10 A
B.
5 A
C.
25 A
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15 A
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相关题目：
【单选题】在采购办公用品过程中,办公室主任刘某指使采购员张某伪造购物发票,多报销1000元。对该行为,县级以上财政部门可以对李某进行的处罚是( )。
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【单选题】若电源的开路电压为24V,短路电流为 10A ,则它外接2.4Ω电阻时的电流为( )。
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【单选题】若电源的开路电压为 24V ,短路电流为 10A ,则它外接 2.4 W 电阻时的电流为 ( ) 。
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【单选题】若电源的开路电压为24V，短路电流为10A，则它外接2．4Ω电阻时的电流为（）A。
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查看完整题目与答案
【简答题】Ma is only forty miles from Hong Kong and it is easy to reach. You can get there by sea. It is an interesting place and it had a long history. Ma is part of China and most people living there ar...
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