A.Analyze→Descriptive Statistics→Frequencies
B.Analyze→Descriptive Statistics→Descriptives
C.Analyze→Multiple Response→Frequencies
D.Analyze→Multiple Response→Define Sets
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A.頻數(shù)
B.百分比
C.有效百分比
D.累計(jì)百分比
A.算術(shù)表達(dá)式
B.條件表達(dá)式
C.變量
D.函數(shù)
A.分類變量
B.分組變量
C.匯總變量
D.目標(biāo)變量
A.If condition is satisfied
B.Random sample of cases-Approxomately
C.Use filter Variable
D.Random sample of cases-Exactly
A.計(jì)算三門課程成績的平均分
B.計(jì)算三門課程成績的標(biāo)準(zhǔn)差
C.計(jì)算三門課程成績的方差
D.計(jì)算三門課程成績的總分
最新試題
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 ().
在組距數(shù)列中,下限就是()
企業(yè)生產(chǎn)一種產(chǎn)品需順次經(jīng)過四個(gè)車間,這四個(gè)車間的廢品率分別為1.5%、2.0%、2.0%和1.0%。該企業(yè)生產(chǎn)這種產(chǎn)品的平均廢品率是多少?
對(duì)全國各鐵路交通樞紐的貨運(yùn)量、貨物種類等進(jìn)行調(diào)查,以了解全國鐵路貨運(yùn)概況。這種調(diào)查屬于()
時(shí)間序列構(gòu)成因素有哪些?分解的基本原理和思路是什么?
品合格率指標(biāo)是()
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). Personnel records of 50 employees are selected for analysis. (The plant employs 250.) For this study, the average number days absent for these 50 employees is a ().
以2000年a0為最初水平,2016年an為最末水平,計(jì)算鋼產(chǎn)量的年平均發(fā)展速度時(shí),須開()
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)?
某廠某年職工勞動(dòng)生產(chǎn)率為20000元,是歷史最高水平的1.2倍。這里的1.2倍是()