Hannes Margraf writes: I write to make you aware of a paper with the delightful title “Bullshitters. Who Are They and What Do We Know about Their Lives?” [by John Jerrim, Phil Parker, and Nikki Shure]. The authors examine “teenagers’ propensity to claim expertise in three mathematics constructs that do not really exist” and “find […] Read more → The post “Bullshitters. Who Are They and What Do We Know about Their Lives?” appeared first on StatsBlogs ..read more

A few months ago, Andrew Gelman collated and commented the reviews of Deborah Mayo’s book by himself, Brian Haig, Christian Hennig, Art B. Owen, Robert Cousins, Stan Young, Corey Yanofsky, E.J. Wagenmakers, Ron Kenett, Daniel Lakeland, and myself. The collection did not make it through the review process of the Harvard Data Science Review! it […] Read more → The post perspectives on Deborah Mayo’s Statistics Wars appeared first on StatsBlogs ..read more

Sandra Black, Paul, Devereux, Petter Lundborg, and Kaveh Majlesi write: Wealth is highly correlated between parents and their children; however, little is known about the extent to which these relationships are genetic or determined by environmental factors. We use administrative data on the net wealth of a large sample of Swedish adoptees merged with similar […] Read more → The post “The Role of Nature versus Nurture in Wealth and Other Economic Outcomes and Behaviors” appeared first on StatsBlogs ..read more

Read more → The post wildlife photography of the year appeared first on StatsBlogs ..read more

Read more → The post wildlife photography of the year appeared first on StatsBlogs ..read more

Suppose you have a keypad that will unlock a door as soon as it sees a specified sequence of four digits. There’s no “enter” key to mark the end of a four-digit sequence, so the four digits could come at any time, though they have to be sequential. So, for example, if the pass code […] Read more → The post Hacking pass codes with De Bruijn sequences appeared first on StatsBlogs ..read more

Mark Palko writes: I remember you did something on the practice of continuing to add to the sample until significance was reached. I wanted to share it with some co-workers but I can’t seem to find it on your blog. Do you remember the one I am talking about? My reply: It’s here. There’s more […] Read more → The post Bayesian analysis of data collected sequentially: it’s easy, just include as predictors in the model any variables that go into the stopping rule. appeared first on StatsBlogs ..read more

In Tour II of this first Excursion (of Statistical Inference as Severe Testing: How to Get Beyond the Statistics Wars (SIST, 2018, CUP),  I pull back the cover on disagreements between experts charged with restoring integrity to today’s statistical practice. Some advised me to wait until later to get to this eye-opener. Granted, the full […] Read more → The post The First Eye-Opener: Error Probing Tools vs Logics of Evidence (Excursion 1 Tour II) appeared first on StatsBlogs ..read more

My previous post contained the image below. The point of the post was that the numbers that came up in yet another post made the fractal image above when you wrote them in binary. Here’s the trick I used to make that image. To make the pattern of 0’s and 1’s easier to see, I […] Read more → The post Drawing with Unicode block characters appeared first on StatsBlogs ..read more

“Bellow began seeing a psychologist, a man named Paul Meehl.” Or as we might say it, “Meehl began seeing a patient, a writer named Saul Bellow.” Read more → The post Perspectives appeared first on StatsBlogs ..read more