November 2012
Intermediate to advanced
400 pages
11h 32m
English
Content preview from Business Intelligence, 2nd Edition
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Chapter 12
Data Quality
Good Decisions Rely on Quality Information
In Chapter 7 we described a process for soliciting data requirements from among the potential consumers of business intelligence (BI) and analytics, and part of that process yielded expectations for the quality of the source data to be used for analytics. Of course, if there are suspicions about the quality of the source data, that will lead to suspicions about the results, which can derail any decision-making process. Yet there is a difference between what is meant by managing the quality of data prior to its incorporation into a data analysis environment such as a data warehouse and cleansing data that has already been destined for the analytical platform.
In fact, we might ...
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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.