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【简答题】
《行政处罚法》规定,作为例外,行政机关及其执法人员可以当场收缴行政处罚罚款,但在什么情况下,当事人有权拒绝交纳罚款?( )
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参考答案:
举一反三
【单选题】两个样本均数比较作t检验,其他条件不变,犯第II类错误的概率最小的是
A.
α=0.05
B.
α=0.01
C.
α=0.1
D.
α=0.2
E.
该问题提法不对
【简答题】Both Tom and Jack ____my friends. (is, are)
【判断题】重复抽样抽需要的样本单位数目总是比不重复抽样的多。( )
A.
正确
B.
错误
【判断题】重复重样需要的样本单位数目总是比不重复抽样的多。
A.
正确
B.
错误
【简答题】Friends come to visit us in the evening, they spend their time telling us they are in a hurry and looking at their watches . It isn’t that our friends are all very busy, it is just that when we haven’...
【单选题】Both you and he _____ my friends. [     ]
A.
is
B.
are
C.
am
D.
be
【简答题】My father was in the navy, which meant that my mother was married to both my father and the sea. As was often the case, we had to pack our belongings into boxes and those we had grown to love. We woul...
【单选题】下面说法错误的是( )。
A.
总体单位之间的标志变异程度。变异程度大,需要抽样的样本数目愈大,反之,需要抽样的数目愈少
B.
允许误差大,抽样数目可以少一些;允许误差小,抽样数目可以多一些
C.
一般来说,随机抽样比非随机抽样样本数目少一些,不重复抽样比重复抽样样本单位数少些
D.
总体越多,所需抽取的样本数就应越多
【多选题】非齐次状态方程的解,与以下哪些有关?
A.
矩阵 A
B.
矩阵 B
C.
矩阵 C
D.
矩阵 D
E.
状态初值
【单选题】My friends and I are interested in drawing, but _____ of us is good at it. [     ]
A.
neither
B.
both
C.
none
D.
all
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