About this Study
A nationally representative survey of 1,000 adults ages 18+ was taken October 3-6, 2013. It was conducted in English on landline and cell phones. The sample contained 852 internet users and 941 cell phone owners. The margin of error for the full sample is +/- 3.6 percentage points. The margin of error for internet users is +/- 3.9 percentage points. The margin of error for cell phone owners is +/- 3.7 percentage points.