freeCodeCamp/curriculum/challenges/chinese/08-data-analysis-with-python/data-analysis-with-python-c.../data-analysis-example-a.md

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---
id: 5e9a093a74c4063ca6f7c14d
challengeType: 11
videoId: nVAaxZ34khk
---
## Description
<section id='description'>
More resources:
- <a href="https://notebooks.ai/rmotr-curriculum/freecodecamp-pandas-real-life-example-24fa5bf8" target='_blank'>Notebook</a>
</section>
## Tests
<section id='tests'>
```yml
question:
text: |
What does the shape of our dataframe tell us?
answers:
- |
The size in gigabytes the dataframe we loaded into memory is.
- |
How many rows and columns our dataframe has.
- |
How many rows the source data had before loading.
- |
How many columns the source data had before loading.
solution: 2
```
</section>