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【单选题】
试 分析下面程序段的时间复杂度 s=0; for i=0; i
A.
O(n 2 )
B.
O(n )
C.
O(1 )
D.
O(n +1)
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【单选题】因变量的可靠性,即一致性,是指同一被试在相同的实验条件下得到的结果是相近的,它测量的是因变量的()
A.
信度
B.
效度
C.
敏感性
D.
高限效应
【单选题】下列何者是指测评工具的可靠性、稳定性或一致性, 它指的是采取同样的方法对同一对象重复进行测量时,其所得结果有相当一致的程度?
A.
效度
B.
信度
C.
区别度
D.
常模
【单选题】_____ makes that teacher famous is _____ over 92% of his students have been admitted to the state universities.
A.
What; because
B.
That; because
C.
That; what
D.
What; that
【单选题】The idea of making such a clock was developed by a group of
A.
students at Brown University.
B.
teachers at Brown University.
C.
sleep-deprived scientists.
D.
former engineers at Axon Sleep Research Laboratories.
【简答题】Tests administered(实施)to most elementary and high-school students in the United States exert an unfavorable influence on science and math teaching, according to a new $1 million study performed for th...
【单选题】Each of the students in No.1 High School, Quanzhou works hard at his or her lessons, ____  to go to university some day.
A.
to hope
B.
hopes
C.
hoped
D.
hoping
【单选题】Which of the following is NOT among the features of process writing?
A.
Help students to understand their own composing process.
B.
Let students discover what they want to say as they write.
C.
Encourage feedback both from the teacher and peers.
D.
Emphasize the form. rather than the content.
【简答题】代的漆器在技艺上达到了顶峰;瓷器在 代 达到了鼎盛。
【简答题】Dear Students, Thank you for your interest in helping with the investigation into mumps(腮腺炎) at University of East Anglia(UEA). Part 1: What will the oral fluid/saliva sample be tested for? The oral f...
【简答题】汉代的漆器在技艺上达到了顶峰,瓷器在_____达到了鼎盛。
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