將某公司的35名業(yè)務(wù)員隨機(jī)分成5組,分別選用一種培訓(xùn)方法進(jìn)行培訓(xùn),經(jīng)過(guò)一段時(shí)間的跟蹤調(diào)查,得到了這35名業(yè)務(wù)員的銷售數(shù)據(jù),對(duì)銷售數(shù)據(jù)進(jìn)行單因素方差分析,結(jié)果如下:
根據(jù)統(tǒng)計(jì)量之間的關(guān)系,計(jì)算出①、②、③、④、⑤的值。您可能感興趣的試卷
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A.中位數(shù)檢驗(yàn)
B.曼-惠特尼U檢驗(yàn)
C.K-S檢驗(yàn)
D.Kruskal-Wallis檢驗(yàn)
E.Jonckheere-Terpstra檢驗(yàn)
A.發(fā)病率
B.性別
C.年齡段
D.居住地區(qū)
E.工作環(huán)境
最新試題
什么是季節(jié)變動(dòng)?研究它的意義何在?如何測(cè)定季節(jié)變動(dòng)?
最能反映離散程度的指標(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 ().
如果居民按報(bào)告期價(jià)格購(gòu)買商品需多支出40萬(wàn)元,報(bào)告期商品銷售額為200萬(wàn)元,則價(jià)格指數(shù)為()
A cumulative frequency polygon is also called ().
對(duì)全國(guó)各鐵路交通樞紐的貨運(yùn)量、貨物種類等進(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()
變量數(shù)列中,各組頻率之和應(yīng)()
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 data are grouped into intervals and the number of items in each group is listed, this could be called a ()
Descriptive statistics deals with methods of()