Sometimes I R

A blog about statistics, psychology, science, and sometimes R

Yet another data request email

psychology

To what extent does infant screen time predict later psychological outcomes?
2023-03-24
Matti Vuorre

Latent mean centering with brms

R
modelling
bayes
centering
longitudinal
brms

Researchers studying longitudinal data routinely center their predictors to isolate between- and within-cluster contrasts [@endersCenteringPredictorVariables2007]. This within-cluster centering is…
2023-01-01
Matti Vuorre

How I like to set up my computer

tips
computers

Some notes (for myself) on how I like to set up my MacOS environment for work (and fun).
2022-12-08
Matti Vuorre

Tidymultiverse

R
statistics
tutorial
multiverse
tidyverse
specr

How to conduct multiverse analyses in R with tidy pipelines and parallel processing.
2022-12-07
Matti Vuorre

Some alternatives to raincloud plots

R
visualization
ggplot2

I like raincloud plots, but think that they can duplicate the information a bit, which might have detrimental effects on clarity and comprehension.
2022-12-06
Matti Vuorre

How to run R remotely

R
RStudio Server
Docker
Tailscale
tutorial

Running R on a remote computer is surprisingly easy
2022-12-03
Matti Vuorre

Website favicons with hexSticker

R

My journey to make a website favicon with the hexSticker R package
2022-06-29
Matti Vuorre

Easy notifications from R

R
tips

How to send notifications from R, or any other CLI, to your phone
2022-06-15
Matti Vuorre

How to calculate contrasts from a fitted brms model

statistics
tutorial
R
brms

Answer more questions with your estimated parameters, without refitting the model.
2020-02-06
Matti Vuorre

How to analyze visual analog (slider) scale data?

psychology
statistics
tutorial
R
brms

A reasonable choice might be the zero-one-inflated beta model
2019-02-18
Matti Vuorre

Combine ggplots with patchwork

data science
visualization
ggplot2
R

How to combine arbitrary ggplots
2018-12-13
Matti Vuorre

Glue your strings together

data science
R

Use the glue R package to join strings.
2018-12-12
Matti Vuorre

Bayesian Estimation of Signal Detection Models

psychology
statistics
tutorial
R
brms

Signal Detection Theory (SDT) is a popular theoretical framework for modeling memory and perception. Calculating point estimates of equal variance Gaussian SDT parameters is easy using widely known…
2017-10-09
Matti Vuorre

Bayes Factors with brms

statistics
tutorial
R
brms

How to calculate Bayes Factors with the R package brms using the Savage-Dickey density ratio method.
2017-03-21
Matti Vuorre

How to create within-subject scatter plots in R with ggplot2

statistics
tutorial
R
visualization
ggplot2

Scatterplots can be a very effective form of visualization for data from within-subjects experiments. You’ll often see within-subject data visualized as bar graphs (condition means, and maybe mean…
2017-01-04
Matti Vuorre

How to Compare Two Groups with Robust Bayesian Estimation in R

statistics
tutorial
R
brms

2017 will be the year when social scientists finally decided to diversify their applied statistics toolbox, and stop relying 100% on null hypothesis significance testing (NHST). A very appealing…
2017-01-02
Matti Vuorre

How to arrange ggplot2 panel plots

data science
R
visualization

Arrange your visual display of information to maximize your figures’ impact.
2016-12-06
Matti Vuorre

Bayesian Meta-Analysis with R, Stan, and brms

statistics
R
brms
tutorial

Meta-analysis is a special case of Bayesian multilevel modeling
2016-09-29
Matti Vuorre

GitHub-style waffle plots in R

R
visualization
data science
tutorial

Attractive visualization for plotting activity over time in R with ggplot2.
2016-03-24
Matti Vuorre

How to create plots with subplots in R

data science
R
visualization
tutorial

Some tips on creating figures with multiple panels in R
2016-03-15
Matti Vuorre

Confidence intervals in multilevel models

statistics
R
brms
tutorial

How to obtain average & individual-specific confidence limits for regression lines in a multilevel regression modeling context
2016-03-06
Matti Vuorre
No matching items