At Westonci.ca, we connect you with the best answers from a community of experienced and knowledgeable individuals. Explore thousands of questions and answers from a knowledgeable community of experts ready to help you find solutions. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

What is the difference between an observational study and a controlled experiment? Give an example of each.

Sagot :

Final answer:

Observational studies observe without manipulating variables, while controlled experiments apply treatments and compare outcomes.


Explanation:

Observational studies involve observing subjects without any manipulation of variables, while controlled experiments involve applying treatments to subjects and comparing outcomes between experimental and control groups. An example of an observational study is a political poll collecting data on candidate preferences, while an example of a controlled experiment is Jonas Salk's polio vaccine trial where children were divided into experimental and control groups.


Learn more about Observational studies vs. controlled experiments here:

https://brainly.com/question/42255189