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Learn SAS
Shelly Goodin 0
SAS author's tip: Using JMP to compare two variances

If you're using JMP, please read on. This week's tip is from Professor Robert Carver and his popular book Practical Data Analysis with JMP. To read a free chapter and reviews of the book, visit Robert's author page.  The following excerpt is from SAS Press author Robert Carver and his book "Practical Data Analysis with JMP" Copyright ©

Rick Wicklin 0
Create a contour plot in SAS

When I need to graph a function of two variables, I often choose to use a contour plot. A surface plot is probably easier for many people to understand, but it has several disadvantages when compared to a contour plot. For example, the following statements in SAS/IML Studio displays a

Students & Educators
Nadja Young 0
NC teachers’ voices regarding use of student growth in educator evaluations

In 2011-2012, North Carolina became one of many states to restructure their educator evaluation system to incorporate student growth. The NC Department of Public Instruction commissioned the external expertise of WestEd to evaluate various growth models and recommend value-added technology that would help them best meet their mission of using meaningful evaluation to

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The specifics of analytics in data quality

We just published Gerhard Svolba’s Data Quality for Analytics Using SAS. When I first heard about it, I thought we’d have a tome covering such topics as standardizing data, cleaning it up, removing duplicates, and so on. However, as Gerhard says in his Introduction, “There are many aspects of data

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An even better book: JMP Start Statistics

My first thoughts on hearing that we’d be bringing out a new edition of JMP Start Statistics were, “But how do we improve on an already great book? What could be better?” JMP Start Statistics has been such a big success with JMP users for a long time, so the authors

Rick Wicklin 0
A statistically beautiful Father's Day

To celebrate special occasions like Father's Day, I like to relax with a cup of coffee and read the newspaper. When I looked at the weather page, I was astonished by the seeming uniformity of temperatures across the contiguous US. The weather map in my newspaper was almost entirely yellow

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Encodings decoded: what you need to know about SAS encoding

Have you ever seen question marks in ODS output, diamonds with question marks in them where a copyright symbol should be, or unexpected symbols in your Web browser? In other words, do you sometimes see garbage instead of text? Manfred Kiefer’s new book, SAS Encoding: Understanding the Details can help.

Learn SAS
Shelly Goodin 0
SAS author's tip: %NLINMIX macro tips

This week's %NLINMIX macro tips come from the esteemed authors of SAS for Mixed Models, Second Edition. Ramon C. Littell, George A. Milliken, Walter W. Stroup, Russell D. Wolfinger, and Oliver Schabenberger combined their expertise to write this indispensable guide. This 800 page book has made a big impact in the user community

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