Hot off the press and debuting at NESUG is Michael Tuchman's new book, PROC DOCUMENT by Example Using SAS. Tuchman's book demonstrates the practical uses of the DOCUMENT procedure, a part of the Output Delivery System, in SAS 9.3. The DOCUMENT procedure allows general SAS users to store and manage
The other day I was constructing covariance matrices for simulating data for a mixed model with repeated measurements. I was using the SAS/IML BLOCK function to build up the "R-side" covariance matrix from smaller blocks. The matrix I was constructing was block-diagonal and looked like this: The matrix represents a
Disasters like Hurricane Sandy, by and large, shine a positive light on humanity, with the heroic actions of first responders and volunteers, and the massive outpouring of support from across the nation. They also present fraud opportunities for the shady operators and criminals among us. Hurricanes leave behind a lot
