Teens-and-Mobile-Phones (1)

The cellular sample was not list assisted but was

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Unformatted text preview: rts/2009/Teens -a n d -Distracted -D r i v i n g . a s p x 43 F or a fuller discussion of this topic, please see the Project ’ s Teens and Sexting report at h ttp://www.pewinternet.org/Reports/2009/Teens -a n d -Sexting.aspx Methodology Summary: Survey and focus groups This study is based on the 2009 Parent -Teen Cell Phone Survey which obtained telephone interviews with a nationally representative sample of 800 teens age 12 -to -17 years -old and their parents living in the continental United States and on 9 focus groups conducted in 4 U.S. cities in June and October 2009 with teens between the ages of 12 and 18. The survey was conducted by Princeton Survey Research Associates International. The interviews were done in English by Princeton Data Source, LLC from June 26 to September 24, 2009. Statistical results are weighted to correct known demographic discrepancies. The margin of sampling error for the complete set of weighted data (n=800) is ±3.8%. Margins of error for subgroups may be larger than the margin of error for the total sample....
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