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The Dangers of Dirty Data and How to Fix It

by Big Data LDN

In this session, Susan Walsh will share how to make quick, accurate checks and changes to your own data in Excel, regardless of your level of experience and implement best practices.

What you'll learn

We all think we know what bad data looks like, but what is it and what are the consequences? Susan Walsh, The Classification Guru, has spent nearly a decade classifying, normalising and cleansing spend data and will share real-life examples of dirty data, and the consequences it has on the output, such as decision making, reporting, analytics, AI and machine learning. She will share how to make quick, accurate checks and changes to your own data in Excel, regardless of your level of experience, explain why data accuracy and maintenance is so important, and implement best practices for this. Takeaways include: The importance of data accuracy, the consequences of dirty data, how to ensure data accuracy, knowing how to make sure your data has its COAT on, and how to spot check your data.

Table of contents

The Dangers of Dirty Data and How to Fix It
36mins

About the author

Big Data LDN (London) is a free to attend conference and exhibition, hosting leading data and analytics experts who are ready to equip you with the tools you need to deliver your most effective data-driven strategy. Discuss your business requirements with 130 leading technology vendors and consultants, hear from 150 expert speakers in 9 technical and business-led conference theaters, and network with thousands of fellow data experts.

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