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.一个
B.二个
C.三个
D.四个
A.发病率
B.性别
C.年龄段
D.居住地区
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→Paired-Samples T Test
A.Analyze→Descriptive Statistics→Frequencies
B.Analyze→Descriptive Statistics→Descriptives
C.Analyze→Descriptive Statistics→Crosstabs
D.Analyze→Descriptive Statistics→Ratio
A.Dichotomies
B.Categories
C.Counted
D.Range
A.Exact
B.Statistics
C.Cells
D.Format
A.Median
B.Skewness
C.Kurtosis
D.Std. Deviation
A.Mean
B.Range
C.Median
D.Sum
A.显示频数分布表
B.选择绘制统计图形
C.调整频数分布表中数据的输出顺序
D.选择统计图形的格式
A.柱形图
B.饼图
C.直方图
D.折线图
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