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adell [148]
3 years ago
11

A medical researcher prepares a number of doses of saline solution placebos. This is a mixture of mineral salts and water that i

s absolutely safe to administer and has no medical effects whatsoever. The likely purpose of these placebo doses is:. . A. for use as treatments in a double blind experiment. . B. for testing as a cure for dehydration. . C. for a test of the Hawthorne effect. . D. for use on a control group in an experiment. . E. for use as placebos. .
Biology
2 answers:
Fiesta28 [93]3 years ago
7 0
Placebo-controlled<span> studies is one of the ways testing a medical research in which, in addition to a </span>group<span> of subjects that receives the treatment to be evaluated, a separate </span>control group<span> receives a sham "</span>placebo<span>" treatment which is specifically designed to have no real effect. So, the answer for this question is letter D. Those placebo doses are for used as a control group in an experiment.</span>
OverLord2011 [107]3 years ago
5 0

Answer: D. for use on a control group in an experiment.

Explanation:

A control group is the group in an experimental study that does not receive any treatment like other variables used in an experiment. It is used as a benchmark or standard of the experiment for comparing the change occurring in other variables.

As it is mentioned that a number of placebos are prepared and has no medical effects then it is can be used as a controlled group of the experiment.

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