Political pollsters continue to cast a wary eye on the growing number of Americans who use only a cell phone and have no landline. The Pew Research Center estimates that this group now constitutes one-in-ten adults. But three Pew surveys of cell-only Americans this year have found that their absence from landline surveys is not creating a measurable bias in the bottom-line findings.
While Americans who rely solely on a cell phone for telephone service differ in their demographics from land-line subscribers, a new study finds that so far the results obtained by surveys that exclude cell-only users are not significantly affected.
Many Americans now can't live without them - but sometimes they can't live with them.
