Introduction to the New Statistics
The online community and blog for ITNS
Here’s another incredible paper by John Ioannidis and associates. This one uses text mining to examining the statistical results of thousands of cognitive neuroscience and psychology papers. It finds that sample sizes being used remain far too small: the typical …
Here is an interesting new paper in which experienced researchers were asked to make judgements about research results expressed using the NHST approach (p values!). A free copy of the paper is here, but it is easier to read the …
Science is vital and it is also big business. In the U.S., one of the biggest founders of scientific research is the National Institute of Health (NIH). As the NIH writes the checks, you can imagine that it finds the …
Here’s a video of a talk Bob gave to first-year honors students about the replication crisis and what lessons it might have for their own lives. Enjoy!
Research can be vitally important, helping shape how we see the world and the policies we enact. Here is an example of an applied research lab aiming to use applied research to figure out the most effective ways to lobby …
Good research in the service of more effective activism Read more »
Registered replication reports are a new initiative sponsored by the APS where labs around the world collaborate to conduct a large-scale, precise replication of an important finding in psychology. The really cool thing about these projects is that they are …
Get involved: registered replication project on “professor priming” Read more »
Here is link to the COMPARE project, an incredible, though depressing, project designed to check if clinical trials are following their preregistered analysis plans when published. Pre-registration is a great technique to help draw a bright line between planned and …
Sometimes it is nice to be able to make up a set of data to explore. Here is a cool tool that makes it easy to craft your own data set: just draw the data and you will instantly see …
Regression analysis is incredible–it can literally help us predict the future based on patterns observed in the past. There are many pitfalls, however, to using regression. First, the correlations observed in the past may not apply to new cases or …
Criminal justice and the perils of regression analysis Read more »
Here’s a rather incredible piece of science writing that helps exemplify why data sharing is such an important component of the Open Science movement: http://nymag.com/scienceofus/2016/07/why-it-took-social-science-years-to-correct-a-simple-error-about-psychoticism.html