Response bias is a general term for a wide range of cognitive biases that influence the responses of participants away from an accurate or truthful response. These biases are most prevalent in the types of studies and research that involve participant self-report, such as structured interviews or surveys. Response biases can have a large impact on... Found on http://en.wikipedia.org/wiki/Response_bias
Type: Term Definitions: 1. systematic error due to differences in characteristics between those who choose or volunteer to take part in a study, and those who do not. Found on http://www.medilexicon.com/medicaldictionary.php?t=10086
The systematic tendency as a result of nonsensory factors for an observer to favor responding in a particular way. Found on https://www.encyclo.co.uk/local/22842