Assignment Is Not Sampling
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
Random assignment builds the groups within a study; random sampling builds the sample from a population.
Show
A campus study can assign perfectly at random and still describe only that campus.
Watch for
A study can do one well and the other badly. Assignment protects causal claims; sampling protects generalization.
Builds on
Unlocks
- Nothing yet depends on this.