All posts
45 posts since 2012.
2026 1
2024 1
2022 1
2020 2
2019 1
2018 9
- Change over time is not "treatment response" Nov 19, 2018
- New paper: The consequences of ignoring therapist effects in longitudinal data analysis Aug 24, 2018
- Estimating treatment effects and ICCs from (G)LMMs on the observed scale using Bayes, Part 1: lognormal models Aug 5, 2018
- Do you really need a multilevel model? A preview of powerlmm 0.4.0 May 4, 2018
- Power analysis for longitudinal multilevel models: powerlmm 0.3.0 is now out on CRAN Apr 17, 2018
- Slides from my talk on how to do power analysis for longitudinal 2- and 3-level models. Apr 11, 2018
- Power analysis for longitudinal multilevel models: powerlmm 0.2.0 is now out on CRAN Mar 21, 2018
- Confounded dose-response effects of treatment adherence: fitting Bayesian instrumental variable models using brms Feb 1, 2018
- Are parallel simulations in the cloud worth it? Benchmarking my MBP vs my Workstation vs Amazon EC2 Jan 26, 2018
2017 2
2016 1
2015 6
- New d3.js visualization: Bayesian inference Nov 22, 2015
- [Updated] Statistical Power and Significance Testing Visualization Aug 24, 2015
- [Update] P-curve visualization updated with log x-axis Aug 13, 2015
- New d3.js visualization: the t-distribution and its normal approximation Jun 8, 2015
- Using R and lme/lmer to fit different two- and three-level longitudinal models Apr 21, 2015
- New visualization of the distribution of p-values using d3.js Mar 21, 2015
2014 6
- Interpreting Confidence Intervals – new d3.js visualization Nov 28, 2014
- New d3.js visualization: Interpreting Correlations Aug 1, 2014
- Some exploratory evidence that wait-list conditions may act as a nocebo in psychotherapy trials Apr 14, 2014
- New d3.js visualization: Understanding Significance Testing and Statistical Power Feb 2, 2014
- New d3.js visualization: Interpreting Cohen’s d effect size Jan 13, 2014
- Calculating the Overlap of Two Normal Distributions Using Monte Carlo Integration Jan 8, 2014
2013 5
- Visualizing a One-Way ANOVA using D3.js May 31, 2013
- Are the Current Criteria for Empirically Supported Treatments Too Lenient? May 30, 2013
- Creating a typical textbook illustration of statistical power using either ggplot or base graphics May 26, 2013
- Working with shapefiles, projections and world maps in ggplot May 23, 2013
- Analytical and simulation-based power analyses for mixed-design ANOVAs May 22, 2013
2012 10
- PubMed publications in 2011 by 202 world countries: who’s the winner? May 7, 2012
- How to download complete XML records from PubMed and extract data Apr 27, 2012
- More PubMed data mining: looking at top 20 CBT journals Apr 26, 2012
- Short R script to plot effect sizes (Cohen's d) and shade overlapping area Apr 23, 2012
- An R Script to Automatically download PubMed Citation Counts By Year of publication Apr 19, 2012
- How to work with Google n-gram data sets in R using MySQL Apr 12, 2012
- Simple data mining and plotting data on a map with ggplot2 Apr 2, 2012
- Ggplot2, PubMed citation frequency and DSM-IV Axis I disorders by year Mar 31, 2012
- Using Ggplot2 to plot last.fm top 100 albums Mar 22, 2012
- Monty Hall Simulations Mar 20, 2012