61 lines
1.1 KiB
Markdown
61 lines
1.1 KiB
Markdown
---
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id: 5e9a093a74c4063ca6f7c15c
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challengeType: 11
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videoId: _sSo2XZoB3E
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---
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# --description--
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More resources:
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\- [Notebook](https://notebooks.ai/rmotr-curriculum/freecodecamp-intro-to-pandas-902ae59b)
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# --question--
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## --text--
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What code would add a "Certificates per month" column to the `certificates_earned` DataFrame like the one below?
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```
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Certificates Time (in months) Certificates per month
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Tom 8 16 0.50
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Kris 2 5 0.40
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Ahmad 5 9 0.56
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Beau 6 12 0.50
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```
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## --answers--
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```py
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certificates_earned['Certificates'] /
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certificates_earned['Time (in months)']
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```
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---
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```py
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certificates_earned['Certificates per month'] = round(
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certificates_earned['Certificates'] /
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certificates_earned['Time (in months)']
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)
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```
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---
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```py
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certificates_earned['Certificates per month'] = round(
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certificates_earned['Certificates'] /
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certificates_earned['Time (in months)'], 2
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)
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```
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## --video-solution--
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3
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# --hints--
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# --solutions--
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