The correct answer would be, She is doing the random selection of participants.
Allanah is preparing to conduct a perceptual experiment as part of her PhD dissertation work. She flips a coin to put 30 participants in the experimental group and 30 in the control group. Allanah is doing Random Selection.
Explanation:
Allanah is selecting participants for her research experiment in her PhD dissertation work. She needs to choose 30 participants for experimental group and 30 participants for the control group.
She flips a coin to select the participants in both groups. This is the method of randomly selecting the participants. So Allanah is doing random selection of the participants, and she is doing so to make sure that participant characteristics are equal across groups.
Learn more about Random sampling at:
https://brainly.com/question/12486756
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