What They Don ’t Know Says A Lot: Residents’ Knowledge of Neighborhood Crime in Contemporary China

ConclusionsUnderstanding the meanings behind DK has important implications for whether to include the DK option in survey designs and how to handle DK responses in data analysis when they occur. When DK is a valid answer for many respondents, not including the DK option in the survey instrument forces respondents to choose a nonexistent answer, which can result in misleading interpretations.
Source: Journal of Quantitative Criminology - Category: Criminology Source Type: research