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Betty decided to conduct an experiment on the effectiveness of a new anti-anxiety pill. she decided that participants who had been diagnosed with anxiety would be in the treatment group and participants who had never been treated for anxiety would be the control group. which aspect of proper research design did betty ignore?

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GeoPanther

The answer is Random assignment.

Random assignment refers to the use of chance procedures in psychology experiments to ensure that each participant has the same opportunity to be assigned to any given group. Study participants are randomly assigned to different groups, such as the experimental group, or treatment group.

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