ddj – R for Journalists

Andy Murray’s Long Road to the Top

November 7, 2016 Rob

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Andy Murray was crowned as the world number one in men’s tennis for the first time today. The two-time Wimbledon champion has long been out on his own as Britain’s best male tennis player and now he’s managed to overhaul Novak Djokovic at the summit of the game. It took Andy Murray a lot longer … Read More “Andy Murray’s Long Road to the Top” »

How Much Money Has My Young Person’s Railcard Saved Me?

November 6, 2016 Rob

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In a few months time I will be turning 27 years old. This means that my 16-25 railcard, commonly known in Britain as a Young Person’s Railcard, won’t be valid any more. But you’re 26? I bought my railcard a few days before my 26th birthday, which means I can keep using it until a couple … Read More “How Much Money Has My Young Person’s Railcard Saved Me?” »

Dodgy Road Signs, Traffic Lights and Markings: Part Two

November 5, 2016 Rob

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At the end of the last post, we had our data in a file named defective. The data contains all the injuries caused by car accidents where a road sign, signal or marking was obscured or not working properly from 2010 to 2015 (4,672 in total). To R or not to R? We could continue to … Read More “Dodgy Road Signs, Traffic Lights and Markings: Part Two” »

Londoners Take the Bus Far More Often Than the Rest of England (Adjusted for Population)

October 24, 2016October 31, 2016 Rob

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The last post came in for some criticism on /r/rstats, in particular from /u/fang_xianfu, who argued it merely showed that London has more people than the rest of the country.

How Taking the Bus Is A London Thing

October 23, 2016October 31, 2016 Rob

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In our previous two–part series we looked at the melt function from the reshape2 package. The creator of the package, Hadley Wickham, pointed me towards tidyr and the gather function as a better alternative instead.

Melting Drugs Data: Part Two

October 19, 2016October 31, 2016 Rob

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Before we begin: Hadley Wickham, the reshape2 package creator, pointed me in the direction of the tidyr package for melting data. I’ll take a look at it after this post. As promised from before, a look at @hadleywickham‘s reshape2 package and Home Office drugs data #ddj #rstats https://t.co/Q46eUijsaG — R For Journalists (@rforjournalists) October 18, … Read More “Melting Drugs Data: Part Two” »