Big Data and Big Cities

Naturally, a paper titled Big Data and Big Cities: The Promise and Limitations of Improved Measures of Urban Life piqued my interest. From the discussion, of “big data” four V’s, Glaeser et al. focused on large volumes of data. The paper discussed two types of big data: while researchers typically used aggregated data, such as totals by ZIP codes […]

Now Interactive: Transitions into the Workforce

How does a community college major relate to the eventual industry of employment? Now you can interact and explore the relationship between Iowa community college students and their eventual employment sector or your computer or mobile device. This is an update to a static poster I developed a couple of years ago. There is good […]

Battling Bad Science

A few important statistical concepts are mentioned here, including observational versus randomized trails (randomization apparently is mentioned in Daniel 1:12); causality; publication bias; and a “funnel” plot.

Updated Chapter

My chapter for the Handbook for Institutional Research, “Workforce and Technical Skill Education and Its Assessment” has been substantially updated. The new draft is available here. The book is expected to be published this summer.