QUESTION 25 In a double-blind experiment, ________. participants are randomly as

Question

QUESTION 25

In a double-blind experiment, ________.

participants are randomly assigned to a control or experimental group

the participants are unaware of whether they are in the experimental or control groups because of the use of placebos

the researchers are unaware of which participants are in the experimental and control groups

All of these are true.

participants are randomly assigned to a control or experimental group

the participants are unaware of whether they are in the experimental or control groups because of the use of placebos

the researchers are unaware of which participants are in the experimental and control groups

All of these are true.

Explanation / Answer

All of these are true

The double blind experiments are carried out to clarify the biased results. Neither the participants nor the researchers are aware of the experiments until the study is completed and the results are analyzed.

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