The Salzburg University of Applied Sciences offers a Web Performance Optimization course as part of the Web Engineering specialisation. While chatting on the topic, Brigitte mentioned that she is gathering a task force of experts/guest lecturers that would deep dive on different web performance topics. The website visitors didn’t allow it to be tracked for web performance analyses purposes by a Cookie Consent Popup. # Collected 10 times Collected 1000 times 1 3.30 sec 3.30 sec 2 4.60 sec 4.60 sec 3 2.80 sec 2.80 sec 4 8.20 sec 8.20 sec 5 1.20 sec 1.20 sec 6 8.50 sec 8.50 sec 7 8.20 sec 8.20 sec 8 8.50 sec 8.50 sec 9 1.10 sec 1.10 sec 10 8.50 sec 8.50 sec 11 — 0.4 sec … — … … — … 996 — 1.3 sec 997 — 2.3 sec 998 — 1.8 sec 999 — 1.5 sec 1000 — 1.4 sec — — — P 75 8.4 sec 1.6 secWe notice that the first 10 samples are the same in both cases but we got 8.4 sec for the the 75th percentile when we looked at 10 samples but we got 1.6 sec for the the 75th percentile when we looked at 1 000 samples. Web Performance Optimization is not just a niche – it’s now making its way into formal education and I am happy to be part of it.