A.產(chǎn)量
B.價格
C.產(chǎn)值
D.綜合指數(shù)變形權(quán)數(shù)
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A.物量類指數(shù)
B.物價類指數(shù)
C.價值類指數(shù)
D.總量類指數(shù)
A.期望損失最小
B.最大損失最小
C.最大收益最大
D.最小損失最小
A.重復(fù)性決策
B.一次性決策
C.確定性決策
D.非概率型決策
A.確定性決策
B.非確定性決策
C.等可能性決策
D.非計算性決策
A.定基發(fā)展速度大致相等
B.環(huán)比發(fā)展速度大致相等
C.逐期增長量大致相等
D.二級增長量大致相等
最新試題
在組距數(shù)列中，下限就是（）
The number of class intervals in a frequency distribution is usually between （）.
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（）
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). The average number of absences per employee, calculated from the personnel data of all 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？（）
品合格率指標(biāo)是（）
A student achieves an 82 on the first test in a statistics course. From this, she assumes that her average at the end of the semester (after other tests) will be about 82. This is an example of （）.
要了解某地區(qū)全部大學(xué)生的就業(yè)情況，那么（）
A cumulative frequency distribution would provide（）.
對全國各鐵路交通樞紐的貨運量、貨物種類等進(jìn)行調(diào)查，以了解全國鐵路貨運概況。這種調(diào)查屬于（）