Answer:
The explanatory variable in the Yale study is <u>which medication a subject was given.</u>
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Explanation:
The response variable in a study is the focus of the question of that study. In this particular case, what the study aims to know is whether a subject was able to stay off cocaine. The explanatory variable is the one that may or may not influence the response variable. In this case, what might influence the subjects is the medication given to him/her.
Migration is seasonal movement of animals from one region to another. A nomad is someone who has no personal home, and they travel from place to place for a variety of factors like crops and fresh pasture for livestock.
Hope this helps you create sentences.
To tell my old self to stop worring about my self image and live my life without the thought of self doubt
China it was a very popular system back then<span />