A.發(fā)病率
B.性別
C.年齡段
D.居住地區(qū)
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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→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
最新試題
什么是季節(jié)變動(dòng)？研究它的意義何在？如何測定季節(jié)變動(dòng)？
常用的長期趨勢測定的方法有哪些？各有什么特點(diǎn)？
要了解某地區(qū)全部大學(xué)生的就業(yè)情況，那么（）
One rule that must always be followed in constructing frequency distributions is that （）.
為什么在計(jì)算平均指標(biāo)的基礎(chǔ)上還有必要進(jìn)一步計(jì)算變異指標(biāo)？
Which of the following is not the goal of descriptive statistics?（）
變量數(shù)列中，各組頻率之和應(yīng)（）
If data are grouped into intervals and the number of items in each group is listed, this could be called a （）
Descriptive statistics deals with methods of（）
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 （）.