Dr. Donal has participants draw number slips from a hat to determine in which experimental condition they are placed. This is one way to improve internal validity.

Name: Dr. Donal has participants draw number slips from a hat to determine in which experimental condition they are placed. This is one way to improve internal validity.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

By randomly assigning participants to conditions, it reduces the chance of systematic differences between groups and increases the internal validity of the study.

Dr Donal Has Participants Draw Number Slips from a Hat