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Python Data Analysis - Third Edition
book

Python Data Analysis - Third Edition

by Avinash Navlani, Ivan Idris
February 2021
Beginner to intermediate content levelBeginner to intermediate
478 pages
8h 38m
English
Packt Publishing
Content preview from Python Data Analysis - Third Edition
Cleaning Messy Data

Data analysts and scientists spend most of their time cleaning data and pre-processing messy datasets. While this activity is less talked about, it is one of the most performed activities and one of the most important skills for any data professional. Mastering the skill of data cleaning is necessary for any aspiring data scientist. Data cleaning and pre-processing is the process of identifying, updating, and removing corrupt or incorrect data. Cleaning and pre-processing results in high-quality data for robust and error-free analysis. Quality data can beat complex algorithms and outperform simple and less complex algorithms. In this context, high quality means accurate, complete, and consistent data. Data cleaning is ...

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Publisher Resources

ISBN: 9781789955248Supplemental Content