A.观测变量
B.控制变量
C.观测变量的水平
D.控制变量的水平
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A.Analyze→Compare Means→Means
B.Analyze→Compare Means→One-Samples T Test
C.Analyze→Compare Means→Independent-Samples T Test
D.Analyze→Compare Means→One-Way ANOVA
A.一个
B.二个
C.三个
D.四个
A.Analyze→Compare Means→Means
B.Analyze→Compare Means→One-Samples T Test
C.Analyze→Compare Means→Independent-Samples T Test
D.Analyze→Compare Means→One-Way ANOVA
A.Numerator
B.Denomoator
C.Group Variable
D.Display results
A.AAD
B.COD
C.PRD
D.COV
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
最新试题
Which of the following is best to show the percentage of a total budget that is spent on each category of items？（）
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 （）.
某企业的生产计划完成百分比采用如下分组，请指出哪项是正确的（）
Simon Arnett, Director of Human Resources, is exploring the causes of employee absenteeism at Buderim Bottling during the last operating year (1 January 2005 to 31 December 2005). The average number of absences per employee, calculated from the personnel data of all employees, is a （）.
The number of class intervals in a frequency distribution is usually between （）.
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？
以2000年a0为最初水平，2016年an为最末水平，计算钢产量的年平均发展速度时，须开（）
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（）
One rule that must always be followed in constructing frequency distributions is that （）.