Table 3.

Study A (Direct First): Three Estimates of Prevalence

	Direct		Standard List		Combined List		% Reduction in Sampling Variance
	$\overline{Y}$	SE	${\widehat{\mu }}_S$	SE	$\widehat{\mu }$	SE
Nuclear Power	0.656	0.021	0.748	0.084	0.666	0.049	66.8
Public Transportation	0.538	0.022	0.513	0.072	0.627	0.049	54.0
Spanish-speaking	0.102	0.014	0.035	0.079	0.042	0.074	14.0
Muslim Teachers	0.110	0.014	0.166	0.081	0.187	0.074	15.4
CNN	0.444	0.022	0.338	0.105	0.533	0.070	55.3

n = 500 for all estimates