Studying differences in the designs

Reference no: EM13487901

After studying differences in the designs, can anyone answer this more technical question related to quasi-experimental designs? Can you exlain your answer.

When using a _____ variable, participants are _____ assigned to groups.

a. nonmanipulated independent; randomly

b. nonmanipulated independent; not randomly

c. participant; randomly.

Reference no: EM13487901

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