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
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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
A.Both file iprovide cases
B.External file is keyed table
C.Working data file is keyed table
D.Indicate case source as variable
最新试题
Which of the following is not the goal of descriptive statistics?（）
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（）
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？（）
Descriptive statistics deals with methods of（）
If the individual class frequency is divided by the total frequency, the result is the （）.
企业生产一种产品需顺次经过四个车间，这四个车间的废品率分别为1.5%、2.0%、2.0%和1.0%。该企业生产这种产品的平均废品率是多少？
如果居民按报告期价格购买商品需多支出40万元，报告期商品销售额为200万元，则价格指数为（）
Which of the following statements is not true？（）
Claudia Taylor, Director of Global Industrial Sales in Melbourne, is concerned by a deteriorating sales trend. Specifically, the number of customers is stable at 1500 but they are purchasing less each year. She orders her staff to search for causes of the downward trend by selecting a focus group of 40 industrial customers. For this study, the set of 40 industrial customers is a （）.
The number of class intervals in a frequency distribution is usually between （）.