皮皮学，免费搜题
登录
搜题
【简答题】
补充下列程序,计算 a 和 b 的相关系数。 1. import pandas as pd 2. a = pd.Series([ 1 , 2 , 3 , 4 , 5 ]) 3. b = pd.Series([ 2 , 3 , 4 , 5 , 6 ]) 4. a._____(b)
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】“ 高脂、高能、高蛋白、低纤维”是下列哪种膳食结构的特点?
A.
植 物性食物为主的膳食结构
B.
动物性食物为主的膳食结构
C.
动植物食物平衡型膳食结构
D.
地中海型膳食结构
【单选题】How does the technical view of organizations fall short of understanding the full impacts of information systems in a firm?
A.
It sees information systems as a way to rearrange the inputs and outputs of the organization.
B.
It sees capital and labor as primary production factors.
C.
It sees the inputs and outputs, labor and capital, as being infinitely malleable.
D.
It sees the organization as a social structure similar to a machine.
【单选题】How did the researchers ensu re that their findings are valid?
A.
By attaching equal importance to all possible variables examined.
B.
By collecting as many typical samples as were necessary.
C.
By preventing them from being affected by factors not under study.
D.
By focusing on the family background of children being studied.
【简答题】How does a firm ensure the responsibility to environment? Please give two examples.
相关题目：
参考解析：
知识点：
题目纠错 0
发布
