The Canadian newspaper, Globe and Mail, is a leader in diction and style, but it may need improvement in the ‘grammar of graphics’.Globe’s recent depiction of metropolitan economic growth in...continue reading.
If you want help setting up your Shiny Server, a 1-on-1 walk-through or tutorial, or just general consultation about using Shiny Server, I’m available for hire. If you’ve always wanted...continue reading.
I often get asked how to fit different multilevel models (or individual growth models, hierarchical linear models or linear mixed-models, etc.) in R. In this guide I have compiled some...continue reading.
In SAS, there is no out-of-box procedure to estimate time series models for count outcomes, which is similar to the one shown here (https://statcompute.wordpress.com/2015/03/31/modeling-count-time-series-with-tscount-package). However, as long as we understand...continue reading.
My first CRAN package, ggExtra, contains several functions to enhance ggplot2, with the most important one being ggExtra::ggMarginal() – a function that finally allows easily adding marginal density plots or...continue reading.
I just published a new interactive visualization in my series of basic statistical concepts and techniques. This time I am trying to show how p-values are distributed. Check it out...continue reading.
Cubist is a tree-based model with a OLS regression attached to each terminal node and is somewhat similar to mob() function in the Party package (https://statcompute.wordpress.com/2014/10/26/model-segmentation-with-recursive-partitioning). Below is a demonstrate...continue reading.
Bayesian statistics and clinical trial conclusions: Why the OPTIMSE study should be considered positive
Statistical approaches to randomised controlled trial analysis The statistical approach used in the design and analysis of the vast majority of clinical studies is often referred to as classical or...continue reading.
I just published a new interactive visualization in my series of basic statistical concepts and techniques. This time I have tried to explain confidence intervals for means. This visualization shows...continue reading.
For the 2015 NBA season, the only exciting Lakers news is the return of the Kobe show and Charles Barkley’s Lakers Lent.The Lakers started the season with 0 wins and...continue reading.