您可能感興趣的試卷
最新試題
某廠某年職工勞動生產(chǎn)率為20000元,是歷史最高水平的1.2倍。這里的1.2倍是()
If the individual class frequency is divided by the total frequency, the result is the ().
一個地區(qū)一定時期的商品零售額屬于()
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 ().
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%。假定全廠各級工資水平均無變化,則2019年職工總平均工資將()
One advantage of a stem and leaf plot over a frequency distribution is that ().
Descriptive statistics deals with methods of()
時間序列構(gòu)成因素有哪些?分解的基本原理和思路是什么?
Which of the following statements is not true?()
對某班級學(xué)生的生活狀況進行統(tǒng)計調(diào)查,下列標(biāo)志中屬于不變標(biāo)志的是()