June 2010


25 June 2010

A new R user group has launched in Sydney. It aims to bring together both experienced R users and complete beginners. The forum will meet monthly with talks on a wide range of subjects exploring all of the facets of this powerful tool.

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The Monty Hall Problem

21 June 2010

A look at the famous and controversial probability puzzle, the Monty Hall problem. Cars or goats anyone?

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High-frequency trading

15 June 2010

Is high-frequency trading a great innovation that improves the efficiency of the market, or is it something we should be worried about?

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RSPT – A Fair Valuation Based on True Value of New and Existing Mines

12 June 2010

Guest author James Glover takes another look at the resources tax and concludes that the tax for existing mines should be lower.

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Eliminating the irrelevant

10 June 2010

Part two of the “Tuesday’s Child” probability puzzle: why I think that the classical solution is wrong.

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Tuesday’s Child

8 June 2010

Following on from the teasers in the probability paradoxes post, here is a closer look at “Tuesday’s child”. While it may not strictly be a paradox, it still has the rich potential for generating controversy.

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Probability Paradoxes

7 June 2010

Tuesday’s child, Monty Hall and the Envelope…a look at three famous probability paradoxes. I will discuss my thoughts on each of these in future posts. Meanwhile, feel free to share your thoughts in the comments.

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Rolling Stone vs Triple J

2 June 2010

How does the Rolling Stone’s 500 Greatest Songs of all time compare to Triple J’s Hottest 100 songs of all time?

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