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	Comment to: - Komentti viestiin: Levtr
	What university do you go to? http://bit.ly/2ZBc2mP thumbzilla.com Both Nielsen and Arbitron use devices - with Nielsen the"people meter" and with Arbitron the "portable people meter,"(PPM) a pager-like device that measures what radio stationpeople listen to - which measure consumer demographics. , Author: - Kirjoittanut: Anonymous, 06/18/2019,
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	What university do you go to? http://bit.ly/2ZBc2mP thumbzilla.com Both Nielsen and Arbitron use devices - with Nielsen the"people meter" and with Arbitron the "portable people meter,"(PPM) a pager-like device that measures what radio stationpeople listen to - which measure consumer demographics.