Page	Mean difference of manual advance relative to auto advance (seconds)	t statistic	p-valuea
1	-0.591	-0.994	0.32
2	-1.819	-4.588	.000***
3	0.459	1.686	.092*
4	-1.711	-4.274	.000***
5	-0.292	-0.892	0.372
6	1.702	4.748	.000***