Random Assignment of Participants to Conditions Has the Advantage Over

question 41

Multiple Choice

Random assignment of participants to conditions has the advantage over other methods of assignment in that:

• A) it places equal numbers of participants in each group.
• B) it ensures that each condition precedes and follows every other condition equally often.
• C) it controls for known confounding variables.
• D) it controls for both known and unknown confounding variables.

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Definitions:

Concrete Operational Reasoning

The stage in cognitive development, according to Piaget, where children gain the ability to think logically about concrete events and objects.

Cultural Differences

Variations in the customs, beliefs, and practices among different societies and groups.

Contagious Illnesses

Diseases that can be transmitted from one person to another through direct or indirect contact.

Biological Explanations

Descriptions of phenomena or behaviors based on biological factors, such as genetics, biochemistry, or anatomy.