皮皮学,免费搜题
登录
搜题
【多选题】
时间数列的一个重要任务是根据现象的发展变化规律进行外推预测,最常见的时间数列预测方法有( )。
A.
线性回归法
B.
趋势外推法
C.
移动平均预测法
D.
指数平滑法
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】Among the minds powers is one that comes of itself to many children and artists. It need not be lost, to the end of his day, by anyone who has ever had it. This is the power of taking delight in a thi...
【单选题】The writer said that Chicago was a very big city. That means ______ .
A.
it was possible(可能的)for him to happen to know the stranger's friend
B.
he didn't want to find the stranger's friend
C.
it was impossible to find the stranger's friend
D.
he didn't know the stranger's friend
【判断题】第三方物流信息系统网络设计与构建包括物流信息平台和运输系统两个方面。
A.
正确
B.
错误
【简答题】This is a prevalent misconception in many people's minds that love, like merchandise, can be “stolen.” Numerous states, in fact, have enacted laws allowing damages for “alienation of affections.” 这是许多...
【单选题】It was difficult to tell exactly _______ the saying began, but it is possible that it was in the theatre or movie industry.
A.
where
B.
when
C.
why
D.
that
【简答题】A culture’s values can be mirrored by its humor. Humor has been evaluated by many great minds such as Thomas Hobbes, who, in “On Nature”, disliked humor, “Laughter is nothing else but sudden glory ari...
【多选题】屋顶全开启型温室的特点是 ( )
A.
基本结构和文洛型温室相似
B.
整个屋面可以从完全封闭的状态直到完全开启的状态,
C.
降温效果好
D.
可以接受雨水淋洗
【单选题】It took them a few years to me that it was possible.
A.
promise
B.
convince
C.
experience
D.
understand
【单选题】No one knows when the first calendar was developed. But it seems possible that it was based on lunar months. When people started fanning, the sages of the tribes became very important. They studied th...
A.
Why we measure time the way we do.
B.
Ways of measuring time.
C.
The development of universal time.
D.
How time is measured.
【简答题】Economic concerns are ________ in many voters’ minds.
相关题目: