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Data Visualization

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Data Visualization

Sanjay MatangeMay 31, 2012 4

Broken Y-Axis

Often we want to display data as a bar chart where a few observations have large values compared to the rest. Comparison between the smaller values becomes hard as the small bars are squeezed by the tall bars. Here is an example data, and a bar chart showing the data. The large values

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Data Visualization

Sanjay MatangeMay 28, 2012 12

Bivariate response graph

Recently, I came across an interesting graph showing Euro contries bank exposuro to GIIPS countries, as percent of GNP. Here is the graph: I thought I would see how far I can get in making a similar graph using SAS. I made up some data with response values for a Product x

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Data Visualization

Sanjay MatangeMay 25, 2012 0

Dual category variable graph

This post is a result of an intriguing question posed by a user on the SAS communities' page. How to create a bar chart where the category is a combination of two variables var_1 and var_2 (each with values of '+' and '-'), and get a X axis that shows each

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Data Visualization

Sanjay MatangeMay 20, 2012 13

Graph size for presentations

At SAS Global Forum, and again at PharmaSUG, we had the pleasure of attending many papers and presentations on various topics that included graphs in the power point decks or in the papers. More often than not, the graphs exist along other text, and occupy a smaller part of the screen

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Data Visualization

Sanjay MatangeMay 17, 2012 0

PharmaSUG 2012 update

PharmaSUG 2012 conference drew to a close today, concluding two and a half days packed with papers, presentations, posters, hands-on demos and super demos by SAS staff. While the weather outside was a bit chilly from time to time, the conference what hopping with many user papers on how to

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Data Visualization

Prashant HebbbarMay 7, 2012 11

'Unbox' Your Box Plots

At the 2012 SAS Global Forum, one of the questions from a user was about showing the original data used for the box plot. While you can use outliers in conjunction with the box features to get a feel for the data, for some situations you may need to see exactly

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Data Visualization

Sanjay MatangeMay 3, 2012 3

Graphs with log axis

Recently I posted an article on this blog on how to create bar charts with log response axes in response to a question by a user. This generated some feedback suggesting that bar charts should not be used with log response axes or with a baseline of anything other than

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Data Visualization

Sanjay MatangeApril 30, 2012 2

Axis values and hint

Getting the axis values just right generally requires some work, and the values you want can change from case to case. One such example was discussed by Dan Heath in his post on custom axis values. Here Dan shows the usage of non uniform axis values using the VALUES option on

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Data Visualization

Sanjay MatangeApril 25, 2012 4

Bar chart with log response axis

Creating bar charts with log response axis has come up a few times in the past few days. Before we look into how we could do this, it would be worth pointing out the considerable opinion in the blogosphere against use of log response axes for bar charts. See BizIntelGuru and

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Data Visualization

Sanjay MatangeApril 23, 2012 4

SAS Global Forum Monday update

On Friday before the conference, I presented a 1 day "developer led" seminar on SG Procedures and GTL, along with a discussion of new features for SAS 9.3. The experience was very gratifying as all users were now using SAS 9.2, and some were using SAS 9.3. We had a lively

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