Posts

Introduction This is a simple exercise to extract data from a Wikipedia page (List of busiest passenger air routes) and performing a basic data visualisation.

Introduction How can we (statisticians) better explain the differences between a confidence interval (CI) and a prediction interval (PI)? Sure, one could look up the definition on Wikipedia and memorise the definitions, but the real difficulty is how to communicate this clearly to young students/collaborators/clients without using mathematical formalism.

Introduction tl;dr: Google’s Data Studio is a great (and free) option for making data visualisation dashboards. Being a web-based dashboard application, its ability to connect to other Google products, such as BigQuery and GCP resources offers huge advantage over competing products.

Motivation Stranded at home due to COVID-19, I am trying to pick up SQL and Google’s BigQuery as new skills. Even though the learning curve has been okay, I can’t help to think how easy (and fast!

Introduction The recent COVID-19 outbreak has caused much disruptions to people’s daily lives. As the policy of self-isolation gets adopted by many countries around the world, many people took to social media to share important resources and data visualisation illustrating the severity of COVID-19.