57 lines
1.4 KiB
Markdown
57 lines
1.4 KiB
Markdown
|
---
|
||
|
|
id: 5e9a093a74c4063ca6f7c15c
|
||
|
|
title: Pandas Creating Columns
|
||
|
|
challengeType: 11
|
||
|
|
isHidden: false
|
||
|
|
videoId: _sSo2XZoB3E
|
||
|
|
---
|
||
|
|
|
||
|
|
## Description
|
||
|
|
|
||
|
|
<section id='description'>
|
||
|
|
More resources:
|
||
|
|
- <a href="https://notebooks.ai/rmotr-curriculum/freecodecamp-intro-to-pandas-902ae59b" target='_blank'>Notebook</a>
|
||
|
|
</section>
|
||
|
|
|
||
|
|
## Tests
|
||
|
|
|
||
|
|
<section id='tests'>
|
||
|
|
|
||
|
|
````yml
|
||
|
|
question:
|
||
|
|
text: |
|
||
|
|
What code would add a "Certificates per month" column to the `certificates_earned` DataFrame like the one below?
|
||
|
|
|
||
|
|
```
|
||
|
|
Certificates Time (in months) Certificates per month
|
||
|
|
Tom 8 16 0.50
|
||
|
|
Kris 2 5 0.40
|
||
|
|
Ahmad 5 9 0.56
|
||
|
|
Beau 6 12 0.50
|
||
|
|
```
|
||
|
|
|
||
|
|
answers:
|
||
|
|
- |
|
||
|
|
```py
|
||
|
|
certificates_earned['Certificates'] /
|
||
|
|
certificates_earned['Time (in months)']
|
||
|
|
```
|
||
|
|
- |
|
||
|
|
```py
|
||
|
|
certificates_earned['Certificates per month'] = round(
|
||
|
|
certificates_earned['Certificates'] /
|
||
|
|
certificates_earned['Time (in months)']
|
||
|
|
)
|
||
|
|
```
|
||
|
|
- |
|
||
|
|
```py
|
||
|
|
certificates_earned['Certificates per month'] = round(
|
||
|
|
certificates_earned['Certificates'] /
|
||
|
|
certificates_earned['Time (in months)'], 2
|
||
|
|
)
|
||
|
|
```
|
||
|
|
solution: 3
|
||
|
|
````
|
||
|
|
|
||
|
|
</section>
|