Confusion matrix for 2-channel condition. Each stimulus was identified eighty times (each of the four talkers' utterances was identified twice, resulting in eight identifications by each of ten different listeners for each phoneme).
| Stimulus | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| /aða/ | /aba/ | /ada/ | /afa/ | /aga/ | /aka/ | /ama/ | /ana/ | /apa/ | /asa/ | /a∫a/ | /ata/ | /aθa/ | /ava/ | /aza/ | /aʒa/ | ||
| Response | /aða/ | 3 | 0 | 0 | 3 | 0 | 0 | 4 | 1 | 0 | 0 | 0 | 0 | 1 | 4 | 4 | 6 |
| /aba/ | 11 | 71 | 63 | 3 | 48 | 0 | 9 | 9 | 2 | 0 | 0 | 0 | 2 | 16 | 0 | 0 | |
| /ada/ | 1 | 4 | 12 | 0 | 8 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | |
| /afa/ | 1 | 1 | 0 | 52 | 0 | 0 | 0 | 0 | 0 | 57 | 28 | 0 | 59 | 0 | 8 | 0 | |
| /aga/ | 5 | 1 | 3 | 0 | 12 | 0 | 0 | 3 | 2 | 0 | 0 | 0 | 1 | 6 | 0 | 0 | |
| /aka/ | 1 | 1 | 0 | 0 | 2 | 53 | 0 | 0 | 18 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | |
| /ama/ | 0 | 0 | 0 | 0 | 0 | 0 | 40 | 25 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| /ana/ | 1 | 0 | 0 | 0 | 0 | 0 | 15 | 29 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| /apa/ | 0 | 1 | 1 | 1 | 5 | 13 | 0 | 0 | 51 | 0 | 0 | 25 | 0 | 0 | 0 | 0 | |
| /asa/ | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | 15 | 0 | 6 | 0 | 0 | 4 | |
| /a∫a/ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 33 | 0 | 0 | 0 | 2 | 2 | |
| /ata/ | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 0 | 6 | 0 | 0 | 39 | 0 | 0 | 0 | 0 | |
| /aθa/ | 0 | 1 | 0 | 17 | 0 | 0 | 1 | 1 | 0 | 7 | 3 | 0 | 10 | 0 | 2 | 1 | |
| /ava/ | 56 | 0 | 1 | 2 | 4 | 0 | 10 | 10 | 0 | 0 | 0 | 0 | 1 | 46 | 48 | 34 | |
| /aza/ | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 10 | |
| /aʒa/ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 12 | 23 | |