Aresearcher wants to determine if a new treatment program of yoga and vitamin a will improve test-taking skills in college students. to ensure that participants in the experimental condition are very similar to participants in the control condition, the researcher should:

The correct answer is - randomly assign the participants to the conditions .

Explanation:

Random assignment of participants in an experiment technique for assigning human or animal subject to randomly in different groups like controlled group and experimental group.

Random assignment of subjects is helpful to confirm that if any difference are present in between and within the groups the subjects are assigned randomly at the experiment.

Thus, the correct answer would be - randomly assign the participants to the conditions.

so what is your question?