A.定義數(shù)據(jù)結(jié)構(gòu)
B.錄入編輯數(shù)據(jù)
C.顯示管理報(bào)表
D.顯示管理圖形
E.管理數(shù)據(jù)
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A.sps
B.spo
C.sav
D.rtf
A.Normal
B.Uniform
C.Poisson
D.Exponential
A.卡方檢驗(yàn)
B.二項(xiàng)分布檢驗(yàn)
C.單樣本K-S檢驗(yàn)
D.隨機(jī)性檢驗(yàn)
A.必須是二值變量
B.必須是定距型變量
C.可以是二值變量,也可以是定距型變量
A.Analyze→General Linear Model→Univariate
B.Analyze→Compare Means→One-Samples T Test
C.Analyze→Compare Means→Independent-Samples T Test
D.Analyze→Compare Means→One-Way ANOVA
最新試題
如果居民按報(bào)告期價(jià)格購(gòu)買商品需多支出40萬元,報(bào)告期商品銷售額為200萬元,則價(jià)格指數(shù)為()
最能反映離散程度的指標(biāo)是()
A cumulative frequency distribution would provide().
The number of class intervals in a frequency distribution is usually between ().
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 ().
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?
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)?
一個(gè)地區(qū)一定時(shí)期的商品零售額屬于()
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?()
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()