August 2016
Intermediate to advanced
228 pages
4h 44m
English
Content preview from Introduction to R for Business IntelligenceBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Summary
Congratulations! You have learned a lot of topics in this chapter. Data cleaning is a very important part of business intelligence analysis. In this chapter, you learned that cleaning data is a four-step process that can be remembered by SFCA (summarize-fix-convert-adapt).
Summarizing the data gives you a big-picture overview and provides a perspective on the data. This shapes your data cleaning strategies. Fixing flawed data can be tedious, but there are common practices to use. Converting data is important to get it in the right data type to support your analysis. Dates and times can be difficult, but tools help with this. Adapting your data to a standard is the key to setting a foundation for a successful data analysis. Standards may ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.