Respuesta :
she is conducting a class to see how people tests scores are higher if u get 8 hours of sleep
Answer:
Randomized controlled trial.
Explanation:
Randomized controlled trial is a scientific study used to test the effectiveness of therapeutic treatments in a patient population. This type of study is also used to evaluate the colloter effects of some therapeutic treatment. In this type of study, the volunteers for the tests are randomly chosen, ie randomly, and the study uses all variables in a controlled manner, so that it is possible to evaluate the relationship between all variables used. An example of a randomized controlled trial is the Khristy study.