How to download and convert CSV files for use in SAS

May 7, 2017
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How to download and convert CSV files for use in SAS

In his recent article Perceptions of probability, Rick Wicklin explores how vague statements about "likeliness" translate into probabilities that we can express numerically. It's a fun, informative post -- I recommend it! You'll "Almost Certainly" enjoy it. To prepare the article, Rick first had to download the source data from

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Creating maps with a zoomed inset, in SAS

May 4, 2017
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While attending SAS Global Forum, a user asked me about creating a map with a zoomed inset map. This is a topic many users might be interested in, so I decided to create an example and share it. But first, I had to decide which map to use. I thought [....
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When do fatal crashes happen?

May 3, 2017
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I recently saw an interesting data visualization on the flowingdata website, which analyzed & compared the causes of fatal crashes in the US, by month and time-of-day. At first I thought it was a really cool visualization, but after I studied it a while, I realized that I had misinterpreted

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Perceptions of probability

May 3, 2017
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Perceptions of probability

If a financial analyst says it is "likely" that a company will be profitable next year, what probability would you ascribe to that statement? If an intelligence report claims that there is "little chance" of a terrorist attack against an embassy, should the ambassador interpret this as a one-in-a-hundred chance,

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Do SAS Big Data credentials equal big professional value?

May 2, 2017
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The list of SAS credentials keeps growing every year, as more and more SAS users want to validate their application of SAS skills in different business topic areas, such as SAS Data Management, SAS Administration, and more. The field of Big Data is no ...
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Split data into groups that have the same mean and variance

May 1, 2017
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Split data into groups that have the same mean and variance

A frequently asked question on SAS discussion forums concerns randomly assigning units (often patients in a study) to various experimental groups so that each group has approximately the same number of units. This basic problem is easily solved in SAS by using PROC SURVEYSELECT or a DATA step program. A

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Cracking SAS Data Scientist Certification Code

April 30, 2017
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  The SAS Data Scientist Credential SAS Data Science Academy brings in a complete set of certifications which enables somebody to be qualified as “Data Scientist”.  There is full training support , blended mode of learning , case studies, projects and practice exams by the academy.  By successfully passing certification

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Feeding the hungry, after a flood

April 26, 2017
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In the aftermath of a natural disaster, most people want to help by donating supplies, money, etc. And then it becomes a matter of logistics - getting all those donations to the people who need them. We recently had several days of rain and flooding in...
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Visualize a design matrix

April 26, 2017
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Visualize a design matrix

Most SAS regression procedures support a CLASS statement which internally generates dummy variables for categorical variables. I have previously described what dummy variables are and how are they used. I have also written about how to create design matrices that contain dummy variables in SAS, and in particular how to

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