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
Which of the following is best to show the percentage of a total budget that is spent on each category of items？（）
某企業(yè)的生產(chǎn)計(jì)劃完成百分比采用如下分組，請(qǐng)指出哪項(xiàng)是正確的（）
對(duì)某班級(jí)學(xué)生的生活狀況進(jìn)行統(tǒng)計(jì)調(diào)查，下列標(biāo)志中屬于不變標(biāo)志的是（）
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)？
Which of the following is not the goal of descriptive statistics?（）
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(wú)變化，則2019年職工總平均工資將（）
變量數(shù)列中，各組頻率之和應(yīng)（）
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 （）.
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？（）
最能反映離散程度的指標(biāo)是（）