A.F0.05,10,20 = 1/F0.95,10,20
B.F0.05,10,20 = 1/F0.05,20,10
C.F0.95,10,20 = 1/F0.95,20,10
D.F0.95,10,20 = 1/F0.05,20,10
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A.第一類錯(cuò)誤被稱為棄真錯(cuò)誤
B.第一類錯(cuò)誤被稱為納偽錯(cuò)誤
C.第二類錯(cuò)誤是原假設(shè)不正確,但卻被接受的錯(cuò)誤
D.第一類錯(cuò)誤是原假設(shè)正確,但卻被拒絕的錯(cuò)誤
A.2.14
B.5.66
C.7.28
D.15
A.7%
B.8%
C.9%
D.10%
A.樣本空間
B.事件
C.實(shí)驗(yàn)
D.概率
A.95%
B.89%
C.68%
D.99%
最新試題
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 class intervals in a frequency distribution is usually between ().
A cumulative frequency distribution would provide().
變量數(shù)列中,各組頻率之和應(yīng)()
某廠某年職工勞動(dòng)生產(chǎn)率為20000元,是歷史最高水平的1.2倍。這里的1.2倍是()
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)?
One rule that must always be followed in constructing frequency distributions is that ().
品合格率指標(biāo)是()
If the individual class frequency is divided by the total frequency, the result is the ().
企業(yè)生產(chǎn)一種產(chǎn)品需順次經(jīng)過四個(gè)車間,這四個(gè)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?