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Tag: Statistics

fanchart 1.0.3

January 22, 2023January 22, 2023 Quant GirlLeave a comment

New release of my Python package fanchart.

Posted in Projects, PythonTagged fanchart, Finance, Release, Statistics

UK Credit Card Spending is Going Up

September 4, 2022September 5, 2022 Quant GirlLeave a comment

A common way to assess how quickly households are taking on consumer credit is to look at the annual growth rate.

Posted in RandomCharts, VisualisationsTagged Featured, RandomCharts, Statistics

fanchart 1.0.2

August 27, 2022August 28, 2022 Quant Girl1 Comment

New release of my Python package fanchart.

Posted in Code Bits and Pieces, PythonTagged Finance, Statistics

What Powers the World?

March 31, 2022April 1, 2022 Quant Girl1 Comment

What powers the world? How much comes from fossil fuels and how much from renewable energies? How much has this change since 1965? The Chart Of The Week shows the evolution of the energy mix from 1965 to today.

Posted in Python, RandomCharts, VisualisationsTagged Featured, RandomCharts, Statistics, Visualisation

How much Oil and Petroleum Products does the U.S. import from Russia?

March 23, 2022March 23, 2022 Quant GirlLeave a comment

At the beginning of the month (March 08, 2022) the U.S. announced a ban on all imports of Russian oil (including petroleum products). But, how much oil does the U.S. really import from Russia?

Posted in Python, RandomCharts, VisualisationsTagged Featured, RandomCharts, Statistics, Visualisation

Europe’s Dependance on Russian Gas

March 16, 2022March 16, 2022 Quant GirlLeave a comment

The recent events in Ukraine have highlighted the importance for the EU and UK to diversify its energy sources. In particular, to reduce its dependency on Russia's oil, natural gas, and coal.

Posted in Python, RandomCharts, VisualisationsTagged Featured, RandomCharts, Statistics, Visualisation

Fan Charts

November 19, 2019December 30, 2022 Quant Girl8 Comments

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.

Posted in Finance, Python, VisualisationsTagged Code, Featured, Finance, Python, Statistics

The Two Piece Normal Distribution

November 11, 2019December 30, 2022 Quant Girl6 Comments

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.

Posted in Python, StatisticsTagged Code, Python, Statistics, twopiece, Visualisation

Brief History of the Two-Piece Normal

November 10, 2019November 27, 2019 Quant Girl3 Comments

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.

Posted in Infographics, StatisticsTagged History, infographics, Statistics, twopiece

Comparing Box-Muller and Marsaglia-Bray

September 28, 2019November 27, 2019 Quant GirlLeave a comment

In this post we compare the performance of our Python implementation for two popular methods to simulate samples from a pair of independent normal random variables: Box-Muller and Marsaglia-Bray.

Posted in Python, StatisticsTagged Code, Python, Statistics, Visualisation

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