A.AAD
B.COD
C.PRD
D.COV
您可能感兴趣的试卷
你可能感兴趣的试题
A.拒绝原假设,行变量与列变量相互独立
B.接受原假设,行变量与列变量相互独立
C.拒绝原假设,行变量与列变量有相互影响
D.接受原假设,行变量与列变量有相互影响
A.Analyze→Descriptive Statistics→Frequencies
B.Analyze→Descriptive Statistics→Descriptives
C.Analyze→Descriptive Statistics→Crosstabs
D.Analyze→Descriptive Statistics→Ratio
A.Analyze→Descriptive Statistics→Frequencies
B.Analyze→Descriptive Statistics→Descriptives
C.Analyze→Multiple Response→Frequencies
D.Analyze→Multiple Response→Define Sets
A.反映集中趋势的描述统计量
B.反映总规模总水平的描述统计量
C.反映离散程度的描述统计量
D.反映分布形态的描述统计量
A.Analyze→Descriptive Statistics→Frequencies
B.Analyze→Descriptive Statistics→Descriptives
C.Analyze→Multiple Response→Frequencies
D.Analyze→Multiple Response→Define Sets
A.频数
B.百分比
C.有效百分比
D.累计百分比
A.算术表达式
B.条件表达式
C.变量
D.函数
A.分类变量
B.分组变量
C.汇总变量
D.目标变量
A.If condition is satisfied
B.Random sample of cases-Approxomately
C.Use filter Variable
D.Random sample of cases-Exactly
A.计算三门课程成绩的平均分
B.计算三门课程成绩的标准差
C.计算三门课程成绩的方差
D.计算三门课程成绩的总分
最新试题
If the individual class frequency is divided by the total frequency, the result is the ().
The number of phone calls arriving at a switchboard each hour has been recorded and the following frequency distribution has been developed.What is the approximate range of the number of phone calls arriving each hour?()
A student achieves an 82 on the first test in a statistics course. From this, she assumes that her average at the end of the semester (after other tests) will be about 82. This is an example of ().
Which of the following statements is not true?()
A cumulative frequency distribution would provide().
The number of phone calls arriving at a switchboard each hour has been recorded and the following frequency distribution has been developed.What is the cumulative frequency of the third class?()
某班的学习按考试成绩分为60分以下,60-70,70-80,80-90,90-100,这种分组()
One advantage of a stem and leaf plot over a frequency distribution is that ().
品合格率指标是()
常用的长期趋势测定的方法有哪些?各有什么特点?