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Data Visualization | Students & Educators
Georgia Mariani 0
Community college answers complex ‘why’ questions with data visualization and analytics

Reporting can reveal last year’s graduation rates or this semester’s completion rates at a local community college. But drilling further into that data to ask why students aren’t graduating or why they aren’t enrolling requires more complex analysis. At Sinclair Community College in Dayton, Ohio, college administrators and professors are

Rick Wicklin 0
Absorbing Markov chains in SAS

Last week I showed how to represent a Markov transition matrix in the SAS/IML matrix language. I also showed how to use matrix multiplication to iterate a state vector, thereby producing a discrete-time forecast of the state of the Markov chain system. This article shows that the expected behavior of