To find: the randomized comparative experiment.
Answer to Problem 3E
Therefore, the treatment group is the individuals who received the drug.
Therefore, the control group is the individuals who received a placebo.
Explanation of Solution
Given:
The adults who took the drug slept
People who take the placebo experienced no significant change.
Calculation:
In randomize comparative experiment; subjects are randomly assigned to the control group or the treatment group.
The control group is the group that is subjected to no treatment.
The treatment group is the group that is subjected to the treatment.
The study is a randomized comparative experiment, as here the subjects (volunteers)are randomly divided into two groups, and are randomly assigned to the control group or the treatment group.
The treatment here is the drug for insomnia.
The treatment group is the individuals who received the drug.
The control group is the individuals who received a placebo.
Conclusion:
Therefore, the treatment group is the individuals who received the drug.
Therefore, the control group is the individuals who received a placebo.
Chapter 11 Solutions
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