Today I released a new version of my twopiece Python package in pip. It now supports the three families of two-piece distributions: Scale, Shape (new!)
and Double (new!).
Guía Estadística para entender el Coronavirus
Los miembros de la Royal Statistical Society han recopilado una guía esencial para entender las estadísticas sobre COVID-19. Aquí, enumeran definiciones importantes, así como cosas a tener en cuenta y lo que se debe hacer con respecto a los números que estamos observando. Durante esta pandemia de COVID-19, escuchará o leerá muchas cifras diferentes. La […]
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Fan Charts
Since 1996 the Bank of England inflation forecast has been published as a probability distribution and presented in what is now known as ‘the fan chart’. This post provides an overview on this useful visualisation tool and its Python implementation.
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The Two Piece Normal Distribution
The two-piece normal, also called split normal, binormal, or double-Gaussian, results from joining at the mode the corresponding halves of two normal distributions with the same mode but different standard deviations.
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Brief History of the Two-Piece Normal
A brief recollection of the history of the two-piece normal distribution discovery: 119 years from the first publication of Gustav Fechner original work until its latest re-discovery.
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