Lesson 2 (Intro to Data Ethics) Post Lecture Quiz [Spoilers]

[irvinktang]

Hi,

On the last question of the post lecture quiz for lesson 2, I'm wondering why "collection bias" is included as an answer to "which of these is a real ethics principle and practice that can be applied?". Is collection bias not an ethics challenge?

[drjaber2000]

hello
in my humble opinion
(collection bias) is a practice based on the principle of fairness where data extracted from different sub-population unfairly