People migrating from one place to another, new ideas being introduced. is this multiple choice? i’d say the last one if so
In a research study designed to test the effects of alcohol on sociability, neither the participants nor the investigator are aware of who receives alcohol and who does not. this is an example of: the double blind technique.
<h3>What is the double blind technique?</h3>
This is the term that is used in experiments to refer to the existing situation where the people carrying out the experiments and the ones that are participants do not know the particular person that is receiving a given treatment,
Hence we have to say that based on the fact that the participants and and the investigator do not know the groups that are taking the the alcohol and who does not, it is a double blind study.
Read more on double blind technique here: brainly.com/question/23389356
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They helped reduce prices and made farming easier. the prices of slaves reduced allowing the South's economy to be stronger
The high school division has 216,000 members
Answer:
D. participated in a winner-take-all competition
Explanation:
Robbers Cave Study can be characterized as a study of realistic group conflict. This study aimed to analyze and explain how hostility grows between groups through conflicts created in competitions. Furthermore, this study explained how feelings of prejudice and discrimination arise among groups that were competing for something. In the Robbers Cave study, specifically, this conflict between the groups developed into a competition where the winner took all the prizes.