A.Insert Cases
B.Insert Variable
C.Merge Files
D.Aggregate
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A.[Data]-[Go to case]
B.[Edit ]-[Go to case]
C.[Data]-[ Find ]
D.[Edit ]-[ Find
A.定類型變量
B.定序型變量
C.定距型變量
A.標(biāo)準(zhǔn)數(shù)值型
B.用戶自定義型
C.字符型
D.日期型
A.變量名
B.對(duì)齊方式
C.字體大小
D.缺失值
A.明確分析目標(biāo)
B.建立數(shù)據(jù)文件
C.加工整理數(shù)據(jù)
D.數(shù)據(jù)分析
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 ().
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)()
Which of the following statements is not true?()
某班的學(xué)習(xí)按考試成績分為60分以下,60-70,70-80,80-90,90-100,這種分組()
一個(gè)地區(qū)一定時(shí)期的商品零售額屬于()
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?
If the individual class frequency is divided by the total frequency, the result is the ().
要了解某地區(qū)全部大學(xué)生的就業(yè)情況,那么()
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)?