Respuesta :
Answer:
Experiment
Explanation:
An experiment is carried out to check the outcome of a factor and to validate an hypothesis. In an experiment we have experimental samples and treatment the treatment can be few or many. The study is said to be an experiment because the researcher included a treatment and he had a controlled over the treatment which was scanning the reactions in their brain, it also become an experiment because it pressed further in knowing the factors affecting the teenagers which is what an experiment does observational research involves making findings via observations and treatment involved or the independent variable cannot be controlled because of ethical bias.
Answer:
The study is an experiment, because it applies a treatment to the teenagers.
Explanation:
Shawty's like a melody in my head
That I can't keep out
Got me singin' like
Na na na na everyday