Table 1.

Ranks of perceived distance

Odor pair	Task (i) PD	Rank	Task (ii) PD	Rank	Task (iii) PD	Rank	Task (iv) PD	Rank	Median rank
AM versus BA	0.279	10	0.171	10	0.389	8	0.225	4	9
BA versus HA	0.254	9	0.148	9	0.545	10	0.261	7	9
1-OCT versus BA	0.244	8	0.132a	6	0.417	9	0.240	5	7
3-OCT versus HA	0.227	5	0.144	8	0.327	5	0.263	8	6.5
1-OCT versus AM	0.196	3	0.132b	5	0.359	7	0.280	10	6
1-OCT versus HA	0.215	4	0.143	7	0.355	6	0.222	3	5
AM versus 3-OCT	0.233	6	0.102	2	0.263	3	0.264	9	4.5
1-OCT versus 3-OCT	0.240	7	0.120	4	0.272	4	0.221	2	4
AM versus HA	0.151	1	0.116	3	0.215	2	0.246	6	2.5
3-OCT versus BA	0.188	2	0.027	1	0.146	1	0.139	1	1

For each of the 4 tasks, we assign the indicated odor pair a rank based on perceived distance (PD) (arrows in Figures 3–6); the right-most column presents the median of the obtained ranks for the respective odor pair.

^a0.1327.

^b0.1326.