In the following diagram draw lines to link matching statements in each of the columns. Bias Type Question wording bias Under- coverage bias Non- response bias Response bias Self- selection bias Description Bias due to a major difference between those who respond to a survey and those who do not Bias based on respondents' perceptions of how they think the researcher wants them to respond Bias that occurs when the wordings of the questions in a survey is structured in a way that systematically influences the answer of the participants Bias due to strong feelings, opinions or experiences in respondents Bias that happens when important information and sampling population are poorly represented or not represented at all Example A survey contains sensitive questions that people are uncomfortable answering A questionnaire about the redevelopment of a local theatre is mainly answered by people who do not support the project Participants may give wrong answers consciously or unconsciously The time available may not be enough for the researcher to reach as many people as desired to take the survey Should a shopping centre that will cause traffic in your area be built? YES/NO