Answer: This is a "CONTROLLED PLACEBO EXPERIMENT".
Explanation: A controlled placebo experiment is a type of research method that is used to check the effectiveness of a drug in a patient. This is done by selecting a sample group, then randomly divide the two group into a placebo group ( this are the group that will receive the drug treatment ) and the controlled group( these are the group that will receive a coloured mixture that looks like the drug, but does not have any effect). Without the groups knowledge about the real drugs and the coloured mixture, but are followed up and tested.
This is a controlled placebo experiment, because 400 student has been choosed as the sample, and are divided into a placebo group and a controlled group, to check the effectiveness of a drug on their memory.
Answer:
Authoritarianism is a form of government characterized by the rejection of political plurality, the use of a strong central power to preserve the political
Explanation:
I don't do anything like that but maybe like put an ice pack on his head and ring his parents to let them know what has happened?
Well the family structure is an obvious one that influence the family values. This mainly pertains to the dynamics of power, authority, trust, responsibility and so on within the family. This can also be thought of as a hierarchy with the family, scubas matriarchy which are controlled by a mother, or a patriarchy which is controlled by a father.
Explanation:
The holiday is observed on the last Monday of May. The holiday was formerly observed on May 30 from 1868 to 1970. Many people visit cemeteries and memorials on Memorial Day to honor and mourn those who died while serving in the U.S. Military