Alea jacta est

Há quatros anos, desenvolvi este modelo da copa do mundo com dois objetivos: (i) ensinar ao estagiário como construir uma simulação de Monte Carlo usando o pacote estatístico R, e (ii) adquirir um nível de conhecimento compatível com o senso geral sobre a copa do mundo e como ela iria se desenrolar para ao menos […]

The mean, the median and the GDP – part II

A version of this post was originally published in Portuguese as a guest post at Walter Hupsel’s blog On The Rocks @ Yahoo! Brasil. This continues from The mean, the median and the GDP – part I. Using simple arithmetic, the GINI index allows for converting the GDP per capita into the median GDP, assuming that incomes follow a Pareto Distribution. For […]

What do you tell me about the world cup?

I do not care for football (soccer). So what do you do in order not to be totally alienated from the surrounding conversations in a world cup year?  More so when the cup is happening in your home country? To me it involves running some R script to assess the chances for each team and […]