A.[Data]－[Go to case]
B.[Edit ]－[Go to case]
C.[Data]－[ Sort Cases ]
D.[Edit ]－[Sort Cases ]
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A.Insert Cases
B.Insert Variable
C.Merge Files
D.Aggregate
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
最新試題
Which of the following is best to show the percentage of a total budget that is spent on each category of items？（）
Which of the following statements is not true？（）
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？
某企業(yè)2018年技術(shù)工占50%，2019年新招收了一批學(xué)徒工，使學(xué)徒工的比重增加了10%。假定全廠各級(jí)工資水平均無變化，則2019年職工總平均工資將（）
一個(gè)地區(qū)一定時(shí)期的商品零售額屬于（）
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 （）.
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 （）.
在組距數(shù)列中，下限就是（）
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 approximate range of the number of phone calls arriving each hour？（）
常用的長(zhǎng)期趨勢(shì)測(cè)定的方法有哪些？各有什么特點(diǎn)？