A.概率
B.事件
C.實(shí)驗(yàn)
D.樣本空間
您可能感興趣的試卷
你可能感興趣的試題
A.中位數(shù)檢驗(yàn)是一種兩獨(dú)立樣本的非參數(shù)檢驗(yàn)方法
B.中位數(shù)檢驗(yàn)是一種多獨(dú)立樣本的非參數(shù)檢驗(yàn)方法
C.中位數(shù)檢驗(yàn)使用的統(tǒng)計(jì)量是卡方統(tǒng)計(jì)量
D.中位數(shù)檢驗(yàn)中要求各組樣本中的個(gè)案相同
E.中位數(shù)檢驗(yàn)中要計(jì)算各變量值的秩
A.非參數(shù)檢驗(yàn)是統(tǒng)計(jì)推斷的基本內(nèi)容
B.在總體分布已知時(shí),才可以使用非參數(shù)檢驗(yàn)方法
C.非參數(shù)檢驗(yàn)是對(duì)總體均值、方差等推斷的方法
D.非參數(shù)檢驗(yàn)是對(duì)總體分布形態(tài)進(jìn)行推斷的方法
E.在總體分布未知時(shí)可以使用非參數(shù)檢驗(yàn)方法
最新試題
某班的學(xué)習(xí)按考試成績(jī)分為60分以下,60-70,70-80,80-90,90-100,這種分組()
Which of the following is not the goal of descriptive statistics?()
變量數(shù)列中,各組頻率之和應(yīng)()
時(shí)間序列構(gòu)成因素有哪些?分解的基本原理和思路是什么?
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()
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 ().
Descriptive statistics deals with methods of()
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 cumulative frequency of the third class?()
對(duì)某班級(jí)學(xué)生的生活狀況進(jìn)行統(tǒng)計(jì)調(diào)查,下列標(biāo)志中屬于不變標(biāo)志的是()
Which of the following is best to show the percentage of a total budget that is spent on each category of items?()