csgillespie

Newcastle, United Kingdom

http://www.ncl.ac.uk/maths/rcourse/

I'm a senior statistics lecturer at Newcastle University, UK (Uni homepage). My research interests are parallel computing, Bayesian statistics and stochastic kinetic models.

I also

run some R courses at Newcastle University
occasionally write the odd blog post
run on site R training

top accounts reputation activity subscriptions

What are the differences between "=" and "<-" assignment operators?

r assignment-operator r-faq asked Nov 16, 2009 at 12:14

stackoverflow.com

250 votes

Changing the font size in a table

tables floats fontsize asked Aug 31, 2011 at 15:55

tex.stackexchange.com

189 votes

Positioning content at the top of a beamer slide (by default)

beamer vertical-alignment asked Jan 29, 2011 at 11:35

tex.stackexchange.com

133 votes

Free statistical textbooks

teaching books asked Jul 19, 2010 at 23:29

stats.stackexchange.com

106 votes

How to annoy a statistical referee?

references referee asked Oct 20, 2010 at 19:09

stats.stackexchange.com

83 votes

Examples for teaching: Correlation does not mean causation

correlation teaching asked Jul 19, 2010 at 19:31

stats.stackexchange.com

52 votes

Eliciting priors from experts

bayesian prior elicitation asked Jul 19, 2010 at 19:12

stats.stackexchange.com

39 votes

Cracking a linear congruential generator

cryptography cryptanalysis random asked Jun 2, 2011 at 13:42

security.stackexchange.com

35 votes

What statistical blogs would you recommend?

references asked Jul 19, 2010 at 21:00

stats.stackexchange.com

30 votes

Choosing a bandwidth for kernel density estimators

smoothing kernel-density-estimate asked Jul 19, 2010 at 23:26

stats.stackexchange.com

Top Answers

225

Unable to install R package in Ubuntu 11.04

stackoverflow.com

210

What is your favorite "data analysis" cartoon?

stats.stackexchange.com

195

List distinct values in a vector in R

stackoverflow.com

173

PCA on correlation or covariance?

stats.stackexchange.com

148

Converting string to numeric

stackoverflow.com

138

R numbers from 1 to 100

stackoverflow.com

How to generate a number of most distinctive colors in R?

stackoverflow.com

Add legend to ggplot2 line plot

stackoverflow.com

In ggplot2, what do the end of the boxplot lines represent?

stackoverflow.com

ggplot: remove lines at ribbon edges

stackoverflow.com

Delete rows that exist in another data frame?

stackoverflow.com

How to sort files list by date?

stackoverflow.com

How to merge two columns in R with a specific symbol?

stackoverflow.com

Python as a statistics workbench

stats.stackexchange.com

Why is it possible to get significant F statistic (p<.001) but non-significant regressor t-tests?

stats.stackexchange.com

Deselecting a column by name

stackoverflow.com

Shading confidence intervals manually with ggplot2

stackoverflow.com

Extract a row from a table object

stackoverflow.com

How to remove rows with any zero value

stackoverflow.com

How to perform a test using R to see if data follows normal distribution

stats.stackexchange.com

What part-time jobs are suitable for PhD students?

academia.stackexchange.com

Change the color of the axis labels

stackoverflow.com

Measuring function execution time in R

stackoverflow.com

How to overlay scatterplots in R?

stackoverflow.com

Auto-format R code in RStudio

stackoverflow.com

Sorting months in R

stackoverflow.com

Group data and plot multiple lines

stackoverflow.com

paste text with a newline/return in formatted text

stackoverflow.com

increasing the line thickness of geom_smooth

stackoverflow.com

How to suppress warnings when plotting with ggplot

stackoverflow.com