A.馬埃指數(shù)
B.楊格指數(shù)
C.拉氏指數(shù)
D.費(fèi)暄指數(shù)
E.派氏指數(shù)
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A.實(shí)際經(jīng)濟(jì)增長(zhǎng)率
B.名義經(jīng)濟(jì)增長(zhǎng)率
C.通貨膨脹率
D.失業(yè)率
A.0.5%
B.2%
C.4.8%
D.5%
A.楊格綜合指數(shù)
B.馬埃綜合指數(shù)
C.費(fèi)暄理想指數(shù)
D.平均指數(shù)
A.方案枝
B.狀態(tài)枝
C.決策點(diǎn)
D.狀態(tài)點(diǎn)
A.大中取小原則
B.小中取大原則
C.大中取大原則
D.折中原則
最新試題
One rule that must always be followed in constructing frequency distributions is that （）.
對(duì)全國(guó)各鐵路交通樞紐的貨運(yùn)量、貨物種類(lèi)等進(jìn)行調(diào)查，以了解全國(guó)鐵路貨運(yùn)概況。這種調(diào)查屬于（）
Which of the following statements is not true？（）
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？（）
If the individual class frequency is divided by the total frequency, the result is the （）.
變量數(shù)列中，各組頻率之和應(yīng)（）
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（）
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(guò)四個(gè)車(chē)間，這四個(gè)車(chē)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？
A cumulative frequency polygon is also called （）.