👋 Hey there! I'm TJ. I write about data products, technology, software, and economics.
I'm a husband and father, living in Singapore, and from the Philippines. I explore data engineering and accounting at Titanium Birch.
On Scientific Studies, P-Hacking, and Media Irresponsibility
John Oliver takes a comedic stab at how science is portrayed in mainstream media. In the interest of presenting a simple soundbite, things like sample size, caveats, and other potential sources of bias are left out. Problems with p-hacking, lack of replication, and publish or perish are also discussed.
You can find his other videos on his YouTube channel.
aliases: - 2016/05/on-scientific-studies-p-hacking-and-media-irresponsibility.html - content/thoughts/2016-05-22-on-scientific-studies-p-hacking-and-media-irresponsibility/on-scientific-studies-p-hacking-and-media-irresponsibility.html - posts/2016-05-22-on-scientific-studies-p-hacking-and-media-irresponsibility - thoughts/on-scientific-studies-p-hacking-and-media-irresponsibility
Career Talk for students at De La Salle University
I gave this talk to a bunch of De La Salle University students about how university helped me in my role at Uber.
On Coverage and Capacity: A look at school capacity in the Philippines (EduData Part 2)
Students require rooms, students, and operating budgets in order to receive a proper education. The question is, which resources are in short supply? How does this differ across different parts of the country? Let’s find out how the school system is holding up in this second installment of the EduData Series.
On Schools and Survival: A look at dropout rates in the Philippines (EduData Part 1)
In what grade level are students most likely to drop out? Are females or males more likely to stay in school? We’ll explore delays and dropouts in the Philippine education system with data from the Department of Education in this first installment of the EduData series.
On the MRT: A Capacity Conundrum
This article was also featured on Rappler and GMA News Online!
After more than 16 years in operation, it is clear that the MRT isn’t anymore what it once was. What used to be an enduring symbol of progress and technological innovation is now just an uncomfortable, accident-prone, and unfortunately, inevitable mode of transport. Operating at the level of about 500,000 passengers per day on a capacity of only 350,000, transport secretary Abaya says the trains continue to be worn down from the excessive burden.
Too close for comfort
MRT Ridership - Continuously operating at above capacity is sure to bring undue wear and tear to a system that hasn’t seen any major overhaul since it was built.
I’ve written before on the state of train lines in the capital, but new data from the Department of Transportation and Communications (DOTC) has surfaced, allowing us a more detailed look at the inner workings of the historic MRT.
On Why the Hero Generation is an Informed One
Businesses and governments in the Philippines should adopt a data mindset - where intuition and personal experience are always backed up by data and an effort to see the entire picture is always made - in order to realize the benefits of entering the demographic window.
On Airline Agitation: Flight networks and what Facebook comments say about customer satisfaction
In recent years, the Philippine aviation industry has experienced rapid growth, with more and more Filipinos getting to experience air travel for the first time. Not only that - the industry is in flux - fierce competition has caused churn and consolidation among the key players. We can take a closer look by analyzing their current flight networks, as well as performing sentiment analysis on comments on the airlines' official Facebook pages.