NH House year	Actual vote* (% GOP of 2-party vote)	Final poll generic ballot (%)	Final poll undecideds allocated (%)	Vote – predicted vote (%)	Vote – allocated predicted vote (%)
2000	60	54	53	6	7
2002	60	56	55	4	5
2004	55	51	51	4	4
2006	47	43	45	4	2
2008	48	44	44	4	4
2010	60	56	57	4	3
Mean error (absolute value)				4.3	4.2
NH Senate year	Actual vote* (% GOP of 2-party vote)	Final poll generic ballot (%)	Final poll undecideds allocated (%)	Vote – predicted vote (%)	Vote – allocated predicted vote (%)
2000	51	52	51	–1	0
2002	58	55	55	3	3
2004	54	51	50	3	4
2006	46	44	45	2	1
2008	48	43	44	5	4
2010	58	56	56	2	2
Mean error (absolute value)				2.7	2.3