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【单选题】
企业会计核算必须符合国家的统一规定,这是为了满足( )要求。A.
一贯性原则
B.
谨慎性原则
C.
可比性原则
D.
重要性原则
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【简答题】Liam works in Sydney. Last week he had 41 holiday, but he didn’t know 42 to go. He said to his friend Robert, “I 43 the hot weather here, but I can’t find a cool place in Australia. How will I spend m...
【简答题】In his last will, he listed his wife and children as the ____________. (benefit)
【单选题】Child mortality (死亡率)decreased due to improvements in medical care and greater attention to problems related to proper________.
A.
resident
B.
massacre
C.
convict
D.
nutrition
【简答题】简述随机抽样与非随机抽样的含义及各自具体包含哪些抽样方法。
【简答题】设随机变量X和Y的相关系数为0．9，若Z＝X－0．4，则Y与Z的相关系数为________．
【单选题】He is not easy-going, but his trust in his friends will last forever once _______.
A.
to be gained
B.
is gained
C.
being gained
D.
it is gained
【单选题】将总体中的全部个体区分为容量及结构相似的不同的子总体,以子总体为单位按照简单随机抽样的方法抽取一定数量的子总体,再将这些被抽中的子总体中所包含的个体合并起来形成最终的样本,这种抽样方法称作
A.
分层抽样
B.
系统抽样
C.
简单抽样
D.
整群抽样
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