kontrollitutkimuksia
Kontrollitutkimuksia, often translated as controlled studies or comparative studies, are a fundamental research methodology used across various scientific disciplines. The core principle of a controlled study is to compare an experimental group, which receives a specific treatment or intervention, with a control group, which does not. This comparison allows researchers to isolate the effect of the intervention by minimizing the influence of other variables.
There are several types of controlled studies. In a randomized controlled trial (RCT), participants are randomly
The control group serves as a baseline for comparison. It helps researchers determine whether observed changes
Kontrollitutkimuksia are crucial for establishing causality and providing reliable evidence. They are widely used in medicine