Healthy Uncertainty

In my long post about AI Skills, I made vague reference to the possibilities that Skills provide when it comes to the conversation about open source. I want to take this opportunity to provide one concrete illustration of how a Skill can radically simplify the process of making a model... [Read More]

Statistics were, I am a bit embarrassed to say, my weakest subject in high school. I barely scraped by with a passing grade, well below my average in other math classes. Depending on how different in age we are, you may remember learning how to manually calculate an ANOVA table... [Read More]

Using Claude AI to replicate decision models Introduction Health Technology Assessment (HTA) requires the inclusion of economic analysis so that decision-makers have information about the impact their decisions will have on the health of the population - both in terms of direct health impact but also the health foregone by... [Read More]

As I mention in The R Guide, my method for building models in R is the product of some self-directed trial and error. It does not, therefore, match well with more conventional approaches to model building. It still works, and I still believe that “it works” is the only standard... [Read More]

Functions are bits of code that tell R to run a set of instructions to an object (or a group of objects) and return a specific output. You could, for example write a function that tells R to calculate the 95% CI around a number based on its mean, standard... [Read More]