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Overview

Free range statistics. I write about applications of data and analytical techniques like statistical modelling and simulation to real-world situations. I show how to access and use data, and provide examples of analytical products and the code that produced them.

News

Blog 1 month ago
NZ and US petrol ('gasoline') and diesel prices
A chart of petrol ('gasoline') prices in the USA and New Zealand since 2004 to now. Petrol is more expensive in New Zealand than the USA-around US$7 per gallon in fact.
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Blog 2 months ago
US oil stocks
Code for an updateable chart of crude oil stocks for the USA as a whole; and a pointer to a new page I'm maintaining of up-to-date monitoring of the fuel crisis.
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Blog 2 months ago
Crude oil stocks at Cushing, Oklahoma
Code for an updateable chart of crude oil stocks at the importing Cushing facility in the USA.
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Blog 3 months ago
Long term economic growth rates
I draw some charts of GDP per capita growth from 1900 to 2023, for various countries, using data from the excellent Maddison Project in economic history at the Groningen Growth and Development Centre.
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Blog 3 months ago
United Kingdom prime ministers
UK has had a spurt of prime ministerial turnover in the past decade or so, but it's by no means unprecedented. I download data from Wikipedia and try several ways to visualise that turnover.
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