During COVID, laypeople learned about the R0 parameter, which is the number of subjects that can be infected by a single individual during his or her entire infection period. R0 becomes dangerous when it is greater than or equal to 1. It means that one person infects two people. In this article, the subject is …
Epidemiology of job posts for data analysts / scientists Read More »
From 2022 to 2024 we will see a new surge in the term artificial intelligence, driven by recent developments in language models such as GPT, which some call generative artificial intelligence, others copiative. Some academics say the next two years will have reinforcement learning as the new fashion, which also makes people understand how animal …
Artificial intelligence, automation or industriousness? Read More »
As the most basic part of matter we know atoms, quarks some nitpickers would say . These can organize into molecules, via energy. These molecules can organize further, by other energy, to become minerals. These minerals can become rocks. However, to get metallurgical value from that last material, it will need to be separated chemically, …
Companies, including SMEs, have a lot of data, structured in various ways. Behind these can hide crimes such as not using them to lower costs and/or increase turnover. The crime scene always happens from some database: spreadsheets that are often messy (Excel, Google), even though there was no fight, servers, CRM, i.e., where data is …
On the trail of data: how to be Sherlock to solve business mysteries with data analysis Read More »
Here you will find various cases, with a roughly increasing degree of awareness, showing the symptoms of those who need a statistical model as a diagnosis and, in some cases, also as a therapy. Extract important information through statistics, using data from our CRM (a kind of database for potential clients, customers, but not only, …
In the article where I talk about the duration of firms and the possible causes that shorten it, I did not mention one that is unsuspectedly close to the firm, which therefore does not have external causes, such as a change in the market (demand). This is a cause that law firms are more familiar …
Between labor costs, tax wedge and standardized labor costs for productivity, Italy’s SMEs are really not doing well, especially the last one. And if it’s true in the private sector, let alone in public administration…Automation makes it possible to increase competitive advantage, value added per employee and even their job satisfaction, possibly by fostering growth …
In 2015, not a week went by without finding articles about a new source of wealth: data. Too bad that most of these were taking up a handful of articles found in the United States, so they were talking about a phenomenon that was still little seen in Europe. But how does a resource become …
There are various ways to classify people. In a previous article I mentioned the “5 personality traits,” also called OCEAN. There is also a variation of the latter, called HEXACO. Young people are more familiar with the MBTI. But these turn out to be psychometric approaches. In this article I will use an approach by …
The Italian National Institute of Statistics (ISTAT) provides mortality tables, so a useful demographic resource for citizens to understand how life expectancy varies by age, region, province, etc. (conditional average). There is also the variation by occupation, educational qualification. Then there are also studies, not from ISTAT, that explain life expectancy as a function of …
Remember that you have to die: economics data science Read More »
