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مشاهدة النسخة كاملة : How the poll on politics and economy was conducted (AP)



Mgtrben news
08-18-2010, 11:51 AM
AP - The Associated Press-GfK Poll on politics and the economy was conducted by GfK Roper Public Affairs and Corporate Communications from Aug. 11-16. It is ****d on landline and cell phone telephone interviews with a nationally representative random sample of 1,007 adults. Interviews were conducted with 706 respondents on landline telephones and 301 on cellular phones.

Source (http://us.rd.*****.com/dailynews/rss/tech/*http://news.*****.com/s/ap/20100818/ap_on_bi_ge/us_ap_poll_obama_economy_method)