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self-selection bias |
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self-selection bias [¦self si¦lek·shən ′bī·əs] (statistics) Bias introduced into an experiment by having the subjects decide themselves whether or not they will receive treatment. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| Since participation in the survey was voluntary and the questionnaire was anonymous, there was no means of determining the extent of any self-selection bias related to students' participation. The authors also tout their method as addressing the problem of self-selection. To get a sense of how pervasive and consistent the self-selection truly is, you have to look beyond the oped pages to other areas of political discourse. |
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