Random assignment
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What does it mean?
Random assignment allocates enrolled units to experimental conditions by chance. Random sampling determines who enters the study.
Think through an example.
An everyday example
You assign 80 volunteers to two study techniques by lottery. Assignment is random, but volunteers may not represent all students.
Test your understanding.
True or false?
Random assignment and random sampling address different problems.
Make the next connection
Explore related concepts to deepen your understanding.
Sources and further reading
Explore the foundations and methodological details in these resources. Examples on this page were created for illustration.
- OpenStax Source in EnglishAnalyzing Findings