A.比例相對(duì)指標(biāo)
B.結(jié)構(gòu)相對(duì)指標(biāo)
C.比較相對(duì)指標(biāo)
D.強(qiáng)度相對(duì)指標(biāo)
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A.比例相對(duì)數(shù)
B.計(jì)劃完成相對(duì)數(shù)
C.強(qiáng)度相對(duì)數(shù)
D.動(dòng)態(tài)相對(duì)數(shù)
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 approximate range of the number of phone calls arriving each hour？（）
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 （）.
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？
要了解某地區(qū)全部大學(xué)生的就業(yè)情況，那么（）
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？
Which of the following statements is not true？（）
A summary measure that is computed from a sample to describe a characteristic of the population is called（）
變量數(shù)列中，各組頻率之和應(yīng)（）
A cumulative frequency polygon is also called （）.
Descriptive statistics deals with methods of（）