Data Collectioneasy
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If a researcher wants to test the effect of a new study app, they assign half the class to use the app and half to use traditional notes. If the teacher knows which group is using the app and intentionally gives them easier tests, what is the primary bias introduced?
If a researcher wants to test the effect of a new study app, they assign half the class to use the app and half to use traditional notes. If the teacher knows which group is using the app and intentionally gives them easier tests, what is the primary bias introduced?