A.模型設(shè)定誤差
B.對y的觀測誤差
C.對β0的估計錯誤
D.對β1的估計錯誤
E.各種細(xì)小的偶然誤差
您可能感興趣的試卷
你可能感興趣的試題
A.環(huán)比變換
B.對數(shù)變換
C.差分變換
D.移動平均變換
E.對數(shù)差分變換
A.馬埃指數(shù)
B.楊格指數(shù)
C.拉氏指數(shù)
D.費暄指數(shù)
E.派氏指數(shù)
A.實際經(jīng)濟增長率
B.名義經(jīng)濟增長率
C.通貨膨脹率
D.失業(yè)率
A.0.5%
B.2%
C.4.8%
D.5%
A.楊格綜合指數(shù)
B.馬埃綜合指數(shù)
C.費暄理想指數(shù)
D.平均指數(shù)
最新試題
什么是季節(jié)變動？研究它的意義何在？如何測定季節(jié)變動？
對某班級學(xué)生的生活狀況進行統(tǒng)計調(diào)查，下列標(biāo)志中屬于不變標(biāo)志的是（）
A cumulative frequency polygon is also called （）.
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？（）
Which of the following statements is not true？（）
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 （）.
If data are grouped into intervals and the number of items in each group is listed, this could be called a （）
時間序列構(gòu)成因素有哪些？分解的基本原理和思路是什么？
某企業(yè)的生產(chǎn)計劃完成百分比采用如下分組，請指出哪項是正確的（）
If the individual class frequency is divided by the total frequency, the result is the （）.