Category: SAS

Example 9.37: (Mis)behavior of binomial confidence intervals

While traditional statistics courses teach students to calculate intervals and test for binomial proportions using a normal or t approximation, this method does not always work well. Agresti and Coull (“Approximate is better than “exact’ for interval …

User Groups: Will I see You at the SAS UK Professional Convention?

This week (July 10-12) the SAS UK Professional Convention takes place at the SAS UK Headquarters ( Marlow, England). I’m hearing there are record numbers for attendance – so it should be a happening gig.  Already the Tuesday session has filled up! Focus is Big Data – There’s More Than That! Here’s some highlights and you can find a complete agenda here. Information is Beautiful (David McCandless) whose blog and book Information Is Beautiful are dedicated to visualising ideas, issues, knowledge and data – all with the minimum of text. SAS Visual Analytics  demonstration, which I hope is similar to the one from the SAS Global Forum.  It was really amazing. Wed. Breakout Session Topics Analytics Architecture Customer Intelligence High Performance Hints & Tips Information Management Business Intelligence I’ll be presenting a paper about using Google Analytics with the SAS BI system, which Angela and I presented at SAS Global Forum.  It really helps the user understand how data can be moved from outside systems, manipulate, and surface in the SAS BI tools. I’ll have some books to giveaway to a few lucky attendees! Guy Garrett, who has been a guest blogger here, also will be talking about implementing a BI strategy […]

DATALINES Step Boundary

Know your step boundaries! Will the DATA Step below execute as is? data a; infile ‘c:\temp\myfile.txt’; input x y z; No.  A RUN statement or other step boundary is required to mark the end of the DATA Step and cause the step to execute. Will the DATA…

100% stacked bar chart in SAS’s SGPLOT

A 100% stacked bar chart is useful for comparing the relative frequencies of an m x n table where frequencies in m are very different. While this is easy to do in Excel, SAS requires an extra step, which you … Continue reading →

SAS Stored Process: Ignore the Log at Your Own Peril

I love our readers – especially when they have a great idea they want to share. Quentin McMullen, who has been programming in SAS for 15 years, primarily in clinical trials and public health…

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