Table 2.
Chi-squared tests for biased association between scale insect lineages and host plant section. (The p-values are from 5000 Monte Carlo simulations; n.s., not significant.)
| Coccus lineage (sample size) | Macaranga section tested | expected proportion | observed proportion | p |
|---|---|---|---|---|
| L1 (49) | Pachystemon | 51/60 (0.85) | 45/49 (0.92) | n.s. |
| Pruinosae | 5/60 (0.08) | 4/49 (0.08) | n.s. | |
| L2 (30) | Pachystemon | 174/216 (0.81) | 21/30 (0.70) | n.s. |
| Pruinosae | 38/216 (0.18) | 7/30 (0.23) | n.s. | |
| Winklerianae | 4/216 (0.02) | 2/30 (0.07) | n.s. | |
| L3 (17) | Pachystemon | 174/216 (0.81) | 14/17 (0.82) | n.s. |
| Pruinosae | 38/216 (0.18) | 1/17 (0.06) | n.s. | |
| Winklerianae | 4/216 (0.02) | 2/17 (0.12) | n.s. | |
| L4 (7) | Pachystemon | 123/160 (0.77) | 6/7 (0.86) | n.s. |
| Pruinosae | 33/160 (0.21) | 1/7 (0.14) | n.s. | |
| Winklerianae | 4/160 (0.03) | 0/7 (0.00) | n.s. | |
| L5 (107) | Pachystemon | 123/160 (0.77) | 83/107 (0.78) | n.s. |
| Pruinosae | 33/160 (0.21) | 24/107 (0.22) | n.s. | |
| Winklerianae | 4/160 (0.03) | 0/107 (0.00) | n.s. | |
| L6 (6) | Pachystemon | 174/216 (0.81) | 5/6 (0.83) | n.s. |
| Pruinosae | 38/216 (0.18) | 1/6 (0.17) | n.s. | |
| Winklerianae | 4/216 (0.02) | 0/6 (0.00) | n.s. |