10. 修正数据类型第 2 部分
# 修正数据类型第 2 部分
接下来，你要修正
air pollution
的数据类型。这一个涉及一个棘手步骤，但提供了一些提示。
Workspace
This section contains either a workspace (it can be a Jupyter Notebook workspace or an online code editor work space, etc.) and it cannot be automatically downloaded to be generated here. Please access the classroom with your account and manually download the workspace to your local machine. Note that for some courses, Udacity upload the workspace files onto https://github.com/udacity , so you may be able to download them there.
Workspace Information:
- Default file path:
- Workspace type: jupyter
- Opened files (when workspace is loaded): n/a
QUIZ QUESTION: :
匹配新数据集的维度的新值
ANSWER CHOICES:
|
特征 |
值 |
|---|---|
|
2404 |
|
|
14 |
|
|
832 |
|
|
13 |
|
|
13 |
|
|
1611 |
|
|
987 |
|
|
923 |
SOLUTION:
|
特征 |
值 |
|---|---|
|
832 |
|
|
13 |
|
|
13 |
|
|
13 |
|
|
13 |
|
|
987 |