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Statistical Rethinking Mcelreath

A course that re-trains researchers to approach statistics as a principled process of building, comparing, and critiquing generative models within a Bayesian framework to achieve causal understanding and predictive accuracy.

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What it’s about

For researchers uneasy with the traditional statistical cookbook of p-values and canned tests, 'Statistical Rethinking' offers a complete, hands-on course in modern Bayesian data analysis. It reframes statistical modeling as 'golem engineering,' a craft of building custom models from first principles to answer specific scientific questions. Using a code-intensive approach with R and Stan, the book guides readers from the fundamentals of probability as counting possibilities to the construction of sophisticated tools like multilevel models and causal inference with Directed Acyclic Graphs (DAGs). By emphasizing practical implementation, prior predictive simulation, and principled model comparison, it empowers researchers to not only use statistics, but to truly understand, justify, and critique their own analytical work.

The through-line

Who it’s for
A researcher in the natural or social sciences who has a basic understanding of regression but feels uneasy and unconfident about conventional statistical practices (p-values, a zoo of tests) and wants a more intuitive, unified, and powerful framework for statistical modeling.
The problem
Standard statistical toolboxes are inflexible, confusing, and often ill-suited for the specific and novel research contexts that modern researchers face, making it difficult to analyze complex data correctly. The researcher feels anxious about their statistical choices, fearing they are using the 'wrong' test, misinterpreting results, and lacking the ability to build the models they truly need to answer their questions.
The plan
  1. Learn the fundamentals of Bayesian inference as a logical system of counting possibilities.
  2. Master building and interpreting a wide range of models (linear, GLM, multilevel) using an explicit, formula-based language.
  3. Employ formal tools for causal reasoning (DAGs) and model comparison (information criteria) to make principled analytical decisions.
The payoff
The researcher becomes a confident 'golem engineer,' able to design, build, and critique custom statistical models tailored to their specific research questions. · They can make more robust inferences, perform causal analyses with clarity, and transparently communicate their statistical assumptions and results. · They transform statistical anxiety into statistical wisdom, equipped with a powerful and flexible toolkit for modern scientific research.

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