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The answer is very hard to find:)
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Answer: a study in which subjects are separated into similar groups and then subjects within each group are randomly assigned to treatments
Explanation: In simple words, it refers to an experiment in which the experimenter divides the subject into various sub groups for the ease of research. the groups divided are termed as blocks.
The blocks are prepared in such a way that variability remains low within the blocks however in between blocks it could be relatively high.
The independent variable is the exercise.
Answer: Option C
<u>Explanation:</u>
In a hypothesis done by the experimenters to reach to a conclusion and do researches, certain variables are used. Those variables are of two types, the independent variable and the dependent variable. The latter are dependent on the former in the researches done.
In the experiment in the question, the independent variable is the exercises done by the subjects and the people in the control groups which changes the mood of the people.
Answer:
D
Explanation:
it's looks like the most suitable answer
Answer:
Explanation:
B. The reader experiences what seems to be a romantic escape only to be returned to the reality of death