Type of bias resulting from a data collection method that consistently either under or over estimates a characteristic of the population; question unclear. 2 A group of people (objects) who are actually selected to participate in a study (survey). 4 Type of bias which occurs when participants give false or misleading answers; may be intentional or not. 6 Type of bias which occurs when particular groups are under represented in a survey because they choose not to participate; often leave questions blank. 8 A form of measurement bias where questions prompt specific responses; like multiple choice or lists of answers. 5 Type of bias resulting from a sample that does not adequately reflect the characteristics of the population; non-random sampling method used. 3 All of the individuals in a group of people (objects) being considered for a study (survey). 1 A form of measurement bias which use questions containing information or language intended to influence a response; strong wording questions. 10 Occurs when the characteristics of the sample are not representative of the population. 9 Questions which are neutral; the participants have a chance to fairly answer the