By Ron Cody
Find blunders and freshen up information simply utilizing SAS!
Thoroughly up to date, Cody's info cleansing thoughts utilizing SAS, 3rd Edition, addresses projects that just about each information analyst must do - that's, ensure that information mistakes can be found and corrected. Written in Ron Cody's signature casual, educational kind, this e-book develops and demonstrates information cleansing courses and macros for you to use as written or alter to be able to make your activity of knowledge cleansing more straightforward, quicker, and extra efficient.
Building on either the author’s adventure received from educating an information cleansing direction for over 10 years, and advances in SAS, this 3rd version comprises 4 new chapters, overlaying issues corresponding to using Perl average expressions for checking the layout of personality values (such as zip codes or e mail addresses) and the way to standardize corporation names and addresses.
With this e-book, you'll learn the way to:
- find and proper error in personality and numeric values
- develop programming innovations with regards to dates and lacking values
- deal with hugely skewed information
- develop ideas for correcting your information error
- use integrity constraints and audit trails to avoid mistakes from being extra to a fresh info set
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Cody's Data Cleaning Techniques Using SAS, Third Edition by Ron Cody