A.1.2
B.0.8
C.1.25
D.0.83
您可能感興趣的試卷
你可能感興趣的試題
A.比例相對指標
B.結構相對指標
C.比較相對指標
D.強度相對指標
A.比例相對數(shù)
B.計劃完成相對數(shù)
C.強度相對數(shù)
D.動態(tài)相對數(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？（）
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（）
品合格率指標是（）
Which of the following is not the goal of descriptive statistics?（）
企業(yè)生產(chǎn)一種產(chǎn)品需順次經(jīng)過四個車間，這四個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？
某企業(yè)的生產(chǎn)計劃完成百分比采用如下分組，請指出哪項是正確的（）
A summary measure that is computed from a sample to describe a characteristic of the population is called（）
If data are grouped into intervals and the number of items in each group is listed, this could be called a （）
在組距數(shù)列中，下限就是（）
Which of the following is best to show the percentage of a total budget that is spent on each category of items？（）