A.實際經(jīng)濟增長率
B.通貨膨脹率
C.失業(yè)率
D.痛苦指數(shù)
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A.取值都在0與1之間
B.均值為0
C.均值為1
D.標準差為1
A.2%
B.0.5%
C.5%
D.4.8%
A.總指數(shù)大于所有的個體指數(shù)
B.總指數(shù)小于所有的個體指數(shù)
C.總指數(shù)介于個體指數(shù)的最大值與最小值之間
D.上述三種情況都可能發(fā)生
A.基期價格
B.現(xiàn)期價格
C.基期銷售量
D.現(xiàn)期銷售量
A.產(chǎn)量
B.價格
C.產(chǎn)值
D.綜合指數(shù)變形權數(shù)
最新試題
A summary measure that is computed from a sample to describe a characteristic of the population is called()
The number of class intervals in a frequency distribution is usually between ().
If the individual class frequency is divided by the total frequency, the result is the ().
某企業(yè)2018年技術工占50%,2019年新招收了一批學徒工,使學徒工的比重增加了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()
Descriptive statistics deals with methods of()
品合格率指標是()
以2000年a0為最初水平,2016年an為最末水平,計算鋼產(chǎn)量的年平均發(fā)展速度時,須開()
為什么在計算平均指標的基礎上還有必要進一步計算變異指標?
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 ().
對全國各鐵路交通樞紐的貨運量、貨物種類等進行調(diào)查,以了解全國鐵路貨運概況。這種調(diào)查屬于()