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In a survey measuring the impact of interview modality on response sensitivity, a researcher randomly assigns half of the participants to a face-to-face interview and half to a self-administered online questionnaire. What type of bias is the researcher attempting to minimize by employing this randomized assignment?
In a survey measuring the impact of interview modality on response sensitivity, a researcher randomly assigns half of the participants to a face-to-face interview and half to a self-administered online questionnaire. What type of bias is the researcher attempting to minimize by employing this randomized assignment?