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October 4, 2018
Comparing Survey Sampling Strategies: Random-Digit Dial vs. Voter Files
Political estimates from RDD and RBS surveys differ slightly
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Political estimates from RDD and RBS surveys differ slightly
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Comparing Survey Sampling Strategies: Random-Digit Dial vs. Voter Files
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PM_18.10.09_RBSbenchmarks_featured
Despite missing phone numbers on the RBS sampling frame, estimates were on par with RDD
onresponse tilted RBS sample more Republican; largely fixed by weighting
Political estimates from RDD and RBS surveys differ slightly
On most key policy measures, RBS and RDD surveys did not differ
Registered voters from RBS were slightly more conservative than those from RDD
RDD and RBS produce similar figures for registered voters on policies
Whites interviewed in RBS poll were more Democratic than those from RDD poll
Both RBS and RDD polls overrepresent adults who are struggling financially
RBS and RDD polls yield similar estimates on health measures
On key demographic and lifestyle benchmarks, RBS and RDD surveys closely align
RBS and RDD polls yield similar estimates for registered voters on benchmark questions
Little difference between RBS and RDD response rates
Demographic imbalances in RBS sample were similar to but generally more severe than RDD sample
Older individuals and non-Hispanic whites are a larger share of registered voters reached by RBS than by RDD
Higher design effects in RBS poll than in RDD
Nonresponse tilted RBS sample more Republican; largely fixed by weighting
Unweighted, RBS respondents skew older than full voter file
Missing phone numbers, nonresponse lead to overestimates of voting
PM.10.09.18_rbs.rdd 00 18
PM.10.09.18_rbs.rdd 00 19
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