Methods for Incorporating an Undersampled Cell Phone Frame When Weighting a Dual-Frame Telephone Survey
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As of 2011, 87 percent of all households have cell phone (wireless) service based on estimates derived by the National Center for Health Statistics (NCHS) (Blumberg and Luke, 2011), which is now greater than the number of households with landline service (currently estimated at 68 percent). This finding has serious implications for any survey conducted by telephone, as 32 percent of all households cannot be contacted through a traditional RandomDigit-Dialed (RDD) landline telephone survey. The situation for RDD landline surveys in which the target population is households with children is also severe, as 36.4 percent of children live in households with only cell phone service (Blumberg & Luke, 2011).
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