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搜题
【单选题】
离子选择电极中用电位滴定法测定浓度时产生的误差比电位法中的标准曲线法( )A.
两者都较小
B.
大
C.
差不多
D.
小
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参考解析：
知识点：
皮皮学刷刷变学霸
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【单选题】用冒泡法对数组a 进行由小到大的排序()。voidfun(inta[],intn){inti,j,t;for(j=0;ja[i+1]){t=a[i];a[i]=a[i+1];a[i+1]=t;}}main(){inti,a[10]={3,7,5,1,2,8,6,4,10,9};fun(a,10);for(i=0;i<10;i++)printf("%3d",a[i]);}请选择填写【19】里面的内容< /div>
A.
i
B.
i
C.
i
D.
i
【判断题】The main purpose of probing during fieldwork is to ensure that fieldworkers strictly follow the sampling plan rather than select samples based on their own convenience.
A.
正确
B.
错误
【简答题】题目:以下程序的功能是用冒泡法对数组a 进行由小到大的排序。 #include "stdio.h" void fun(int a[],int n) { int i,j,t; /***********SPACE***********/ for (j=0; 【?】;j++) /***********SPACE***********/ for (i=0; 【?】;i++) /***********SPA...
【简答题】题目:以下程序的功能是用冒泡法对数组a 进行由小到大的排序。 #include "stdio.h" void fun(int a[],int n) { int i,j,t; /***********SPACE***********/ for (j=0; 【?】;j++) /***********SPACE***********/ for (i=0; 【?】;i++) /***********SPA...
【单选题】Once you have a well-defined purpose for your study and a clear description of the kinds of outcomes you want to achieve, the next step in your research design is
A.
population and sampling.
B.
choice of research method.
C.
conceptualization.
D.
operationalization.
E.
conducting a literature review
【判断题】Purpose of sampling is to estimate an unknown characteristic of a population.
A.
正确
B.
错误
【简答题】函数功能:用冒泡法对数组a 进行由小到大的排序。 #include void fun(int a[],int n) { int i,j,t; /***********SPACE***********/ for (j=0;【?】;j++) /***********SPACE***********/ for (i=0;【?】;i++) /***********SPACE***********/ if...
【多选题】Regarding data reduction, which of the following are true?
A.
The purpose of data reduction is to reduce the data mining time.
B.
Attribute subset selection is an approach of dimensionality reduction.
C.
Data reduction techniques use a smaller dataset to replace the original dataset.
D.
Sampling is a data reduction technique.
【单选题】________ is the testing of the questionnaire on a small sample of respondents for the purpose of improving the questionnaire by identifying and eliminating potential problems before using it in the ac...
A.
Precoding
B.
Pretesting
C.
Sampling
D.
Encoding
E.
Consolidation
相关题目：
【单选题】用冒泡法对数组a 进行由小到大的排序()。voidfun(inta[],intn){inti,j,t;for(j=0;ja[i+1]){t=a[i];a[i]=a[i+1];a[i+1]=t;}}main(){inti,a[10]={3,7,5,1,2,8,6,4,10,9};fun(a,10);for(i=0;i<10;i++)printf("%3d",a[i]);}请选择填写【19】里面的内容< /div>
A.
i
B.
i
C.
i
D.
i