自相关
参考答案:
随机误差项的各期望值之间存在着相关关系,称随机误差项之间存在自相关性
阅读短文,回答问题。
Amy: Who's she?
Wu: She's my aunt.
Amy: Wow! She's really beautiful. What does she do?
Wu: She's an actress on TV.
Amy: Who's he?
Wu: He is my uncle.
Amy: What does he do?
Wu: He is a writer. He writes the TV show for my aunt.
Amy: How exciting!
Wu: Sometimes my aunt works here in Beijing, but sometimes she works in Hong Kong.
Amy: How does she go to Hong Kong?
Wu: She goes to Hong Kong by plane.
1. Who is the beautiful woman?
________________________________________________
2. What does she do?
3. Who is the man?
4. What does he do?
下列属于政府履行组织社会主义经济建设职能的是:
A.公安部依法开展打击网络谣言的活动
B.国务院对商品房房价实行系列调控政策
C.国家按国内生产总值的4%安排教育经费支出
D.奇瑞公司依托自主创新加快战略转型步伐