If this post is shorter today, I swear that it’s not just because two NFL playoff games start shortly. After all, being a New York Jets fan, my season ended sometime in September. It’s because the purpose of this blog and its subset of 31 consecutive January jolts can be served that are at times […]
Yesterday’s post continued the theme of the lack of understanding of validity in both the design of tests at all levels and interpretation of their scores. In service of that argument, I quoted from a chapter by Emily Shaw in the book Measuring Success edited by Jack Buckley, Lynn Letukas, and Ben Wildavsky: “Decades of […]
In the first days of this blog, Testing: A Personal History, a reader who is also a friend wrote me this reaction: “ I’ve really enjoyed your writing on testing. I’ve always hated tests, but I think its’s more an issue of what is done with those test results that informed my experience than the […]
No, this is not a blog post about how to figure out if your electrician has connected your fuses, switches, and circuit breakers in the right way. Although, I recommend that you have one of those done by somebody who actually knows what they’re talking about in that dimension. This post is about the polarity […]