What is Dual-Frame Sampling?
Dual-Frame sampling is the utilization of two separate overlapping sample frames to interview a population of interest. The most common dual-frame sampling design in use today utilizes landline and cellular RDD telephone numbers to reach a representative sample of households.
How do I get Dual-Frame Sampling?
Dual-Frame samples can be obtained by contacting one of our account representatives via e-mail or telephone.
What do I get?
Dual-Frame samples contain telephone, universe estimates for weighting, and other variables that may be required for a particular project.
What more can I do?
Most Dual-Frames samples can be run through our Screening and List-Enhancement services.