若时间数列中的二级增长量大体相同,则应配合()。 A.直线方程 B.指数方程 C.抛

题型:单项选择题

问题:

若时间数列中的二级增长量大体相同,则应配合()。

A.直线方程

B.指数方程

C.抛物线方程

D.对数方程

考点:中级统计师时间序列分析时间序列分析题库
题型:单项选择题

根据短文内容,判断下列句子正(T)、误(F)。

     Wang Lan and Wang Jing are students from Shanghai. They are sisters. They are looking for a new

place to live in. They need to catch buses and trains every day. They can pay 375 yuan a week.

     Wang Lan is 24 years old, and she is studying computer science. She goes to university every weekday

and sometimes on Saturdays. She usually studies every night and she doesn't go out very often. She has

a lot of books and a large desk. A quiet place is what she wants to live in.

     Wang Jing is 19 years old. She is studying English at a language college. She has classes from 9 a.m.

to 3 p.m. After that she often plays badminton with her best friend at the college. Sometimes they go

shopping. In the evening, she usually watches TV or studies with her friend. Sometimes they go

to the cinema.

( )1. Wang Lan and Wang Jing are good friends.

(     )2. Wang Lan and Wang Jing are looking for a good job in Shanghai.

(     )3. Wang Lan is older than Wang Jing.

(     )4. Wang Lan likes studying. She doesn't like going out.

( )5. Wang Jing is studying computer science in the university.

题型:单项选择题

针对不同的调制方式有三种解调方式,分别是()、鉴频、和鉴相。

题型:单项选择题

自然界的色彩是从()中来的。

A、树木

B、水源

C、音源

D、光源

题型:单项选择题

下列关于无偿划拨取得建设用地使用权期限表述中,正确的是( )。

A.最长为30年

B.最长为70年

C.一般没有使用期限限制

D.最长为50年

题型:单项选择题

19世纪末20世纪初,国际工人运动出现了新的高潮。有关这一阶段工人运动的特点说法不正确的是()

A.有组织的斗争明显增多

B.修正主义思想泛滥

C.合法斗争占据主要地位

D.工人运动中心从德国发展到法国,最后扩展到俄国

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