Table 1: Scores on the Social Attribution Task (out of 20)
| Group | Mean Score | Range of Scores |
|---|---|---|
| Schizophrenia (SZ) Group | 11.5 | 8–15 |
| Neurotypical (NT) Controls | 16.8 | 13–20 |
| Clinical Control (MDD) Group | 16.2 | 12–20 |
Using the data in Table 1, outline one conclusion that can be drawn from these findings.