A.排序只針對(duì)某列變量進(jìn)行
B.多重排序中排序變量的次序與排序結(jié)果無(wú)關(guān)
C.排序是對(duì)整行數(shù)據(jù)排序
D.第一個(gè)排序變量也稱為主排序變量
E.通過(guò)數(shù)據(jù)排序能快捷地發(fā)現(xiàn)數(shù)據(jù)中的異常值
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A. 通用文件,可以被通用軟件如寫字板等打開
B. 有結(jié)構(gòu)的數(shù)據(jù)文件
C. 只能在SPSS中才能打開
D. 數(shù)據(jù)文件的擴(kuò)展名是.sav
A.窗口主菜單
B.工具欄
C.數(shù)據(jù)編輯區(qū)
D.系統(tǒng)狀態(tài)顯示區(qū)
E.結(jié)果顯示區(qū)
A.數(shù)據(jù)編輯窗口
B.結(jié)果輸出窗口
C.語(yǔ)句窗口
D.命令窗口
A.一個(gè)
B.二個(gè)
C.三個(gè)
D.四個(gè)
A.Dependent Variable
B.Fixed Factor(s)
C.Random Factor(s)
D.Covariate(s)
最新試題
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?()
對(duì)某班級(jí)學(xué)生的生活狀況進(jìn)行統(tǒng)計(jì)調(diào)查,下列標(biāo)志中屬于不變標(biāo)志的是()
企業(yè)生產(chǎn)一種產(chǎn)品需順次經(jīng)過(guò)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?
Which of the following is not the goal of descriptive statistics?()
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()
變量數(shù)列中,各組頻率之和應(yīng)()
A summary measure that is computed from a sample to describe a characteristic of the population is called()
Descriptive statistics deals with methods of()
最能反映離散程度的指標(biāo)是()