A scientific approach is about stating a problem, coming up with hypothesis and then proving/disproving them.
![](https://stagsoftware.com/hbtcentral/wp-content/uploads/sites/3/2022/09/scientific_approach.png)
Read more about in the Wikipedia link.
In the context of testing, we state the problem in terms of end user expectations and then hypothesize potential types of defects that may be probable and then prove their presence. The picture below outlines in this detail.
![](https://stagsoftware.com/hbtcentral/wp-content/uploads/sites/3/2022/09/scientific_method.jpg)