A.方案枝
B.狀態(tài)枝
C.決策點(diǎn)
D.狀態(tài)點(diǎn)
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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
A.n
B.p
C.n-p
D.n+p
A.均大于0
B.均等于0
C.均小于0
D.均不為0
A.線性函數(shù)依存關(guān)系
B.確定性的數(shù)量依存關(guān)系
C.非線性函數(shù)依存關(guān)系
D.非確定性的數(shù)量依存關(guān)系
A.相互關(guān)聯(lián)
B.互不相關(guān)
C.計(jì)量逐步精確
D.方法逐步改進(jìn)
最新試題
一個(gè)地區(qū)一定時(shí)期的商品零售額屬于（）
為什么在計(jì)算平均指標(biāo)的基礎(chǔ)上還有必要進(jìn)一步計(jì)算變異指標(biāo)？
A cumulative frequency polygon is also called （）.
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(jì)劃完成百分比采用如下分組，請(qǐng)指出哪項(xiàng)是正確的（）
A summary measure that is computed from a sample to describe a characteristic of the population is called（）
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 （）.
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？（）