13. 练习：符号法
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
我们来看一下，你是否可以使用下列参数与统计量，进行相应描述。
-
\mu
5.
\sigma
-
\pi
6.
\sigma^2
-
\bar{x}
7.
s
-
n
8.
s^2
QUIZ QUESTION: :
匹配每个以符号数值表示的数字与 Notebook 中对应的正确数值。(抱歉：所有滚动条的存在……)
ANSWER CHOICES:
|
数值 |
符号数值 |
|---|---|
|
8 |
|
|
6 |
|
|
3 |
|
|
7 |
|
|
5 |
SOLUTION:
|
数值 |
符号数值 |
|---|---|
|
8 |
|
|
6 |
|
|
3 |
|
|
7 |
|
|
5 |