## A Prime Number Sieve

Today is the birthday of Bernhard Riemann, a German mathematician who made fundamental contributions to…

Rick WicklinRSS

Distinguished Researcher in Computational Statistics

Distinguished Researcher in Computational Statistics

Rick Wicklin, PhD, is a distinguished researcher in computational statistics at SAS and is a principal developer of PROC IML and SAS/IML Studio. His areas of expertise include computational statistics, simulation, statistical graphics, and modern methods in statistical data analysis. Rick is author of the books *Statistical Programming with SAS/IML Software* and *Simulating Data with SAS*.

By Rick Wicklin 4

Today is the birthday of Bernhard Riemann, a German mathematician who made fundamental contributions to…

By Rick Wicklin 7

Missing values are a fact of life. Many statistical analyses, such as regression, exclude observations…

By Rick Wicklin 6

Peter Flom reminded readers of his blog that you should always end a SAS procedure…

By Rick Wicklin 14

A frequently performed task in data analysis is identifying all the observations in a data…

By Rick Wicklin 10

"How do I apply a format to a vector of values in IML? In the…

By Rick Wicklin 8

The R You Ready blog posed an interesting problem. Essentially, you have a vector that contains…

By Rick Wicklin 3

When programmers begin learning a new computer language, the first program they write is often…