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A researcher surveys adults about their exercise habits, asking: 'Over the past 12 months, approximately how many times per week did you exercise on average?'
Which type of bias is most likely to affect responses to this question?
A researcher surveys adults about their exercise habits, asking: 'Over the past 12 months, approximately how many times per week did you exercise on average?'
Which type of bias is most likely to affect responses to this question?