I've written, talked and thought about data management for an entire decade now. In that time, I've collected examples of how data – and the processes for managing that data – can affect our everyday life. For years I used the "Have you ever gotten multiple pieces of mail from
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Hold on to that receipt: data management inaction
The difference between frequencies and weights in regression analysis
This week I read an interesting blog post that led to a discussion about specifying the frequencies of observations in a regression model. In SAS software, many of the analysis procedures contain a FREQ statement for specifying frequencies and a WEIGHT statement for specifying weights in a weighted regression. Theis
Building your teaching playbook
Like many of you teachers out there, I spent a lot of time recently preparing for the new school year. At home, it began with the therapeutic organization of children's rooms. As I sat amid in outgrown clothes, last year’s school work, and books to donate, I braced myself and