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WITCHER [35]
4 years ago
13

Reynaldo is reviewing a study on the effectiveness of a new drug-free remedy for depression. In the study, a group of participan

ts was given a natural supplement for a period of six weeks. They rated their mood both before and after treatment. Two-thirds of the group reported a marked improvement after the trial. What change in this study would do the most to increase Reynaldo's confidence that sound scientific practices were followed?
a. Including a control group that did not receive the supplement.
b. Including information about the manufacturer and cost of the supplement.
c.Including testimony of participants in the study's documentation.
d.Including more details about the self-reported mood ratings
Biology
1 answer:
Sladkaya [172]4 years ago
3 0

Answer:

Option (1).

Explanation:

Depression may be defined as the medical condition in which the individual loses the ability to participate in the social activity. The individual needs anti depressant to treat the depression.

The new drug of the effect gas been noticed by Reynaldo. The experiments must include the control group that do not receive the supplement. The control group is used to compare with the individuals that receive the supplement and the effect of the new drug on the patient suffering from depression.

Thus, the correct answer is option (1).

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