Best Paper Award for the “Evolution of correlations”

September 29, 2016
By

I am pleased to announce that Marco Perugini and I have received the 2015 Best Paper Award from the Association of Research in Personality (ARP) for our paper: Schönbrodt, F. D., & Perugini, M. (2013). At what sample size do correlations stabilize...

Read more »

Changing hiring practices towards research transparency: The first open science statement in a professorship advertisement

September 29, 2016
By

Engaging in open science practices increases knowledge as a common good, and ensures the reproducibility, verifiability and credibility of research. But some have the fear that on an individual strategic level (in particular from an early career perspe...

Read more »

Putting the ‘I’ in open science: How you can change the face of science

September 29, 2016
By

If we want to shift from a closed science to an open science, there has to be change at several levels. In this process, it’s easy to push the responsibility (and the power) for reform onto “the system”: “If only journals changed their ...

Read more »

What’s the probability that a significant p-value indicates a true effect?

September 29, 2016
By

If the p-value is < .05, then the probability of falsely rejecting the null hypothesis is  <5%, right? That means, a maximum of 5% of all significant results is a false-positive (that’s what we control with the α rate). Well, no. As you...

Read more »

Introducing the p-hacker app: Train your expert p-hacking skills

September 29, 2016
By

[This is a guest post by Ned Bicare, PhD]   Start the p-hacker app! My dear fellow scientists! “If you torture the data long enough, it will confess.” This aphorism, attributed to Ronald Coase, sometimes has been used in a disrespective manner, ...

Read more »

Optional stopping does not bias parameter estimates (if done correctly)

September 29, 2016
By

tl;dr: Optional stopping does not bias parameter estimates from a frequentist point of view if all studies are reported (i.e., no publication bias exists) and effect sizes are appropriately meta-analytically weighted. Several recent discussions on the ...

Read more »

LMU psychology department distributes funding based on criteria of research transparency

September 29, 2016
By

The Psychology Department at LMU Munich continues to change the incentive structure towards reproducible and open science. The internal distribution of funding now partly is based on transparency criteria: Publications with open data, open material and...

Read more »

Open Science and research quality at the German conference on psychology (DGPs congress in Leipzig)

September 29, 2016
By

From 17th to 22th September, the 50th anniversary congress of the German psychological association takes place in Leipzig. On previous conferences in Germany in the last two or three years, the topic of the credibility crisis and research transparency ...

Read more »

He wants to get started on Bayes

September 29, 2016
By

Mathew Mercuri writes: I am interested in learning how to work in a Bayesian world. I have training in a frequentist approach, specifically from an applied health scientist/epidemiologist approach. However, while i teach courses in applied statistics, I am not particularly savvy with heavy statistical mathematics, so I am a bit worried bout how to […] The post He wants to get started on Bayes appeared first on Statistical Modeling,…

Read more »

Statistical vitriol

September 29, 2016
By

Over the last few months there has been a lot of vitriol around statistical ideas. First there were data parasites and then there were methodological terrorists. These epithets came from established scientists who have relatively little statistical tra...

Read more »

Inside joke for data analysts (via Gelman)

September 28, 2016
By
Inside joke for data analysts (via Gelman)

Andrew Gelman suggested this sign in a recent blog post: This is patterned after a similar sign that used to show up at auto mechanics: For those needing background, see this post.

Read more »

Call for forecasting workshops in Cairns, Australia

September 28, 2016
By
Call for forecasting workshops in Cairns, Australia

The 37th annual International Symposium on Forecasting will be held in Cairns, Australia, from 25-28 June 2017. We plan to hold some workshops on Sunday 25 June, before the main conference.We are currently calling for workshop proposals. Proposals can ...

Read more »

Call for forecasting workshops in Cairns, Australia

September 28, 2016
By
Call for forecasting workshops in Cairns, Australia

The 37th annual International Symposium on Forecasting will be held in Cairns, Australia, from 25-28 June 2017. We plan to hold some workshops on Sunday 25 June, before the main conference. We are currently calling for workshop proposals. Proposals can be for a half-day or full-day workshop. As usual, there will be a Practitioner Track […]

Read more »

“Find the best algorithm (program) for your dataset.”

September 28, 2016
By

Piero Foscari writes: Maybe you know about this already, but I found it amazingly brutal; while looking for some reproducible research resources I stumbled onto the following at mlcomp.org (which would be nice if done properly, at least as a standardization attempt): Find the best algorithm (program) for your dataset. Upload your dataset and run existing programs on it to […] The post “Find the best algorithm (program) for your dataset.” appeared first on Statistical…

Read more »

Meet the New Logo and Theme!

September 28, 2016
By
Meet the New Logo and Theme!

This site has gone through many different looks and designs. I haven't kept count, but I'd be surprised if it was fewer than ten. So far, they have all either been off-the-shelf generic designs or ones I had created myself. For its tenth birthday, I decided to splurge and get eagereyes a complete makeover: a new theme and a […]

Read more »

Distances between observations in two groups

September 28, 2016
By
Distances between observations in two groups

Last week I showed how to find the nearest neighbors for a set of d-dimensional points. A SAS user wrote to ask whether something similar could be done when you have two distinct groups of points and you want to find the elements in the second group that are closest […] The post Distances between observations in two groups appeared first on The DO Loop.

Read more »

The Mystery of Palantir Continues

September 28, 2016
By

Palantir, the secretive data science/consulting/software company, continues to be a mystery to most people, but recent reports have not been great. Reuters reports that the U.S. Department of Labor is suing it for employment discrimination: The law...

Read more »

I refuse to blog about this one

September 27, 2016
By
I refuse to blog about this one

Shravan points me to this article, Twitter Language Use Reflects Psychological Differences between Democrats and Republicans, which begins with the following self-parody of an abstract: Previous research has shown that political leanings correlate with various psychological factors. While surveys and experiments provide a rich source of information for political psychology, data from social networks can […] The post I refuse to blog about this one appeared first on Statistical Modeling,…

Read more »

The Controversies

September 27, 2016
By
The Controversies

I have opinions. I state those opinions. Not everybody likes my opinions. And sometimes it's not just a matter of opinion, but also of tone and approach. Criticism can be a useful tool or it can be an angry attack. Figuring out which is which isn't always easy while you're doing it. Why Be Controversial? When […]

Read more »

Eindhoven seminar on time series visualization

September 27, 2016
By
Eindhoven seminar on time series visualization

I’m currently in the Netherlands for a few weeks, and I’ll be giving a seminar at the Data Science Centre in Eindhoven next Wednesday afternoon on “Visualization of big time series data”. Details follow.Date: 5 October 2016 Time...

Read more »

Eindhoven seminar on time series visualization

September 27, 2016
By
Eindhoven seminar on time series visualization

I’m currently in the Netherlands for a few weeks, and I’ll be giving a seminar at the Data Science Centre in Eindhoven next Wednesday afternoon on “Visualization of big time series data”. Details follow. Date: 5 October 2016 Time: 12.30-13.30 Venue: Filmhuis, De Zwarte Doos, 2 Den Dolech, Eindhoven Registration is required but free. Please […]

Read more »

Fitting a distribution in Stan from scratch

September 27, 2016
By
Fitting a distribution in Stan from scratch

Last week the French National Institute of Health and Medical Research (Inserm) organised with the Stan Group a training programme on Bayesian Inference with Stan for Pharmacometrics in Paris. Daniel Lee and Michael Betancourt, who run the course over ...

Read more »

Thinking like a statistician: this is not the election for progressives to vote third party

September 27, 2016
By
Thinking like a statistician: this is not the election for progressives to vote third party

Democratic elections permit us to vote for whomever we perceive has the highest expectation to do better with the issues we care about. Let’s simplify and assume we can quantify how satisfied we are with an elected official’s performance. Denote th...

Read more »


Subscribe

Email:

  Subscribe