What does double-blinding primarily tackle regarding experimenter influence?

Answer

The experimenter's ability to unintentionally influence data based on expectation

Double-blinding ensures that neither the participants nor the researchers interacting directly with them know the group assignments, which directly tackles the experimenter's ability to unintentionally influence data collection or interpretation based on expectation.

What does double-blinding primarily tackle regarding experimenter influence?
influenceexperimentbiasoutcome