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freeCodeCamp/curriculum/challenges/english/08-data-analysis-with-python/data-analysis-with-python-course/data-cleaning-duplicates.english.md
Beau Carnes 5ce8abc131
fix: data analysis links (#39499) 
* fix: data analysis links

* fix: add rel attributes to all links in data analysis with python section

* fix: combine rel properties into one attribute

* fix: change single quotes to double

Co-authored-by: moT01 <20648924+moT01@users.noreply.github.com>
2020-09-03 09:48:42 -07:00

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id, title, challengeType, isHidden, videoId
id title challengeType isHidden videoId
5e9a093a74c4063ca6f7c15f Data Cleaning Duplicates 11 false kj7QqjXhH6A

Description

Instead of using notebooks.ai like it shows in the video, you can use Google Colab instead.

More resources:

Tests

question:
  text: |
    The Python method `.duplicated()` returns a boolean Series for your DataFrame. `True` is the return value for rows that:

  answers:
    - |
      contain a duplicate, where the value for the row contains the first occurrence of that value.
    - |
      contain a duplicate, where the value for the row is at least the second occurrence of that value.
    - |
      contain a duplicate, where the value for the row contains either the first or second occurrence.
  solution: 2