A.變量計(jì)算可以對(duì)原有數(shù)據(jù)的分布形態(tài)進(jìn)行轉(zhuǎn)換
B.每次變量計(jì)算只針對(duì)一個(gè)個(gè)案
C.變量計(jì)算的結(jié)果會(huì)保存到一個(gè)新的變量中
D.變量計(jì)算一定會(huì)使用SPSS函數(shù)
E.變量計(jì)算可以只針對(duì)某一部分個(gè)案
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A.變量名的字符數(shù)不能超過8個(gè)
B.變量名不區(qū)分大小寫字母
C.“all”是一個(gè)合法的變量名
D.變量名可以以漢字開頭
E.默認(rèn)的變量名是以“VER”開頭
A.定義數(shù)據(jù)結(jié)構(gòu)
B.錄入編輯數(shù)據(jù)
C.顯示管理報(bào)表
D.顯示管理圖形
E.管理數(shù)據(jù)
A.sps
B.spo
C.sav
D.rtf
A.Normal
B.Uniform
C.Poisson
D.Exponential
A.卡方檢驗(yàn)
B.二項(xiàng)分布檢驗(yàn)
C.單樣本K－S檢驗(yàn)
D.隨機(jī)性檢驗(yàn)
最新試題
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 （）.
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 （）.
A cumulative frequency polygon is also called （）.
If the individual class frequency is divided by the total frequency, the result is the （）.
最能反映離散程度的指標(biāo)是（）
Descriptive statistics deals with methods of（）
Which of the following is best to show the percentage of a total budget that is spent on each category of items？（）
變量數(shù)列中，各組頻率之和應(yīng)（）
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（）
什么是季節(jié)變動(dòng)？研究它的意義何在？如何測(cè)定季節(jié)變動(dòng)？