Table 1.

t test results for Fig. 3 t statistics and associated probabilities for significant changes are shown

Week	Animal one		Animal two
	t-stat	P	t-stat-1	P-1	t-stat-2	P-2
0	—	—	—	—	—	—
1	—	—	4.53	0.00002	—	—
2	2.756	0.005	10.8	0	5.45	3e-7
3	—	—	5.01	2e-6	—	—
4	2.666	0.008	6.77	8e-10	—	—
5	5.03	5e-7	10.8	0	3.14	0.002
6	6.44	1e-10

t-stat-1 is the statistic for the upper target frequency range for animal two, and t-stat-2 is the statistic for the lower target frequency range.