AAPOR RR#2 Percent	Standard Error	N	Web Responses Percent	Paper Responses Percent	F Statistic	p-value
Group 1: Paper Only	33.7	2.60	112	–	100
Group 2: Paper to Web	29.0	2.49	96	13	88
Group 3: Web to Paper	25.9	2.40	86	66	33
Group 4: Web/Paper	32.7	2.58	108	25	75
Group 1 vs. Group 2						1.86	NS
Group 1 vs. Group 3						5.00	.03
Group 1 vs. Group 4						0.09	NS