Non Response Bias: Revision history

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20 December 2013

24 November 2013

  • curprev 16:2816:28, 24 November 2013Sga21 talk contribs 171 bytes +171 Created page with "{{Learning concept |Description=When actual respondents differ from those who refuse to participate. |Wikipedia reference=http://en.wikipedia.org/wiki/Non-response_bias }}"