February 20, 2012

Amazing video- Inventing on principle

I’ve just seen an amazing video, Brett Victor talking about Inventing on Principle.

January 2, 2012

Stupidest pie chart of the year 2011

I’ve just been looking at the Stupidest bar chart of the year 2011 and I’ve been inspired to submit my Stupidest pie chart of the year 2011.

January 1, 2012

New Year’s resolutions

It’s that time of year again, so what do I need to keep doing or do differently this year?

December 29, 2011

Complex surveys in R

I carried out what I thought was going to be a very simple piece of work the other day, slicing up some of the questions from a publicly available dataset in order to compare Nottinghamshire Healthcare NHS Trust with some other sites based on particular features of interest.

November 16, 2011

Quick presentations

Just a quick one from me today, lots of deadlines colliding, which is handy because that’s what this post is about.

October 3, 2011

Simulating data

I try to publish as much of my work as I can on the internet, where the people who own the data agree (my little bit of the website is here) but very often I can’t publish the data because of issues with ongoing projects, other publications, various levels of confidentiality of data, and so on.

September 12, 2011

Robin Hood marathon results

I ran the Robin Hood marathon yesterday in a decent-ish 4 hours and 13 minutes, which is my best yet.

September 1, 2011

Misleading means and medians

Over at this excellent blog there is an interesting discussion about times when means and medians can be deceptive, particularly in the case where two variables with equal means have very different distributions.

August 20, 2011

useR day four and beginner’s odfWeave

I’m a bit late with the report from the last day of the useR conference, I was very busy Thursday getting home and catching up with the housework on Friday.

August 17, 2011

useR day three

The last post perhaps was a bit over-long on extraneous detail and bits of R-commands that most readers will either know backwards or have no interest in, and today’s learning sheet is over double the length of yesterday’s, so let’s really do one thing I learned today.