72:), surveys must rely on telephone databases, and must rely on self-reported address information for unlisted numbers. Increasing use of mobile phones (although there are currently techniques which allow infusion of wireless phones into the RDD sampling frame),
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68:, random digits can be chosen within the desired area codes. In cases where the desired region doesn't match area codes (for instance,
35:. Random digit dialing has the advantage that it includes unlisted numbers that would be missed if the numbers were selected from a
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111:"Enough Already with Random Digit Dialing: A Proposal to Use Registration-Based Sampling to Improve Pre-Election Polling"
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have begun to decrease the ability for RDD to target specific areas within a country and achieve complete coverage.
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227:"Comparison of Telephone Sampling and Area Sampling: Response Rates and Within-Household Coverage"
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43:-ownership rate, it can be a cost efficient way to get complete coverage of a geographic area.
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150:"Evaluation of Random Digit Dialing as a Method of Control Selection in Case–Control Studies"
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Donna J. Brogan1, Maxine M. Denniston; et al. (2001-06-01).
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When the desired coverage area matches up closely enough with
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Sara H. Olson; Jennifer L. Kelsey; et al. (1992-01-15).
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194:"An evaluation of random digit dialing household survey"
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RDD is widely used for statistical surveys, including
229:. American Journal of Epidemiology. Archived from
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109:Donald P. Green; Alan S. Gerber (2002-05-05).
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192:Wen-Fu P. Shih (1980).
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55:experimental control
17:Random digit dialing
281:Sampling techniques
70:electoral districts
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74:number portability
276:Telephone numbers
53:and selection of
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270:Categories
96:References
90:Autodialer
66:area codes
37:phone book
41:telephone
84:See also
57:groups.
48:election
186:Sources
76:, and
33:random
197:(PDF)
114:(PDF)
259:link
252:help
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135:help
78:VoIP
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