From: Prezygotic reproductive isolation between Saccharomyces cerevisiae and Saccharomyces paradoxus
Pair | "chooser" strain | Total trials as "chooser" | Total zygotes formed | Observed number of hybrid zygotes | Expected number of hybrid zygotesa | Hybrid zygote χ2 (p value)b | Always own species χ2 (p value)c | Mating propensityd | Mating Prospensity χ2 (p value) |
---|---|---|---|---|---|---|---|---|---|
1 | Sc1 | 300 | 115 | 49 | 76.67 | 28.89 (<0.001) | 4.882943 (0.0271) | 51.11 | 1.035 (0.3089) |
 | Sp1 | 206 | 69 | 34 | 46 | 8.63 (0.0033) | 8.628882 (0.0033) | 44.66 |  |
2 | Sc2 | 270 | 88 | 28 | 58.67 | 31.82 (<0.001) | 0.035264 (0.8510) | 43.46 | 2.212 (0.1369) |
 | Sp2 | 220 | 85 | 47 | 56.67 | 4.45 (0.0349) | 19.4555 (<0.0001) | 51.51 |  |
3 | Sc3 | 250 | 70 | 22 | 46.67 | 31.42 (<0.001) | 0.044643 (0.8327) | 37.33 | 0.164 (0.6857) |
 | Sp3 | 344 | 90 | 42 | 60 | 15.31 (<0.001) | 7.8125 (0.0052) | 34.88 |  |
4 | Sc4 | 210 | 78 | 25 | 52 | 40.51 (<0.001) | 0.014423 (0.9044) | 49.52 | 0.0046 (0.9462) |
 | Sp4 | 220 | 80 | 38 | 53.33 | 12.38 (<0.001) | 7.876563 (0.005) | 48.48 |  |
5 | Sc5 | 240 | 90 | 26 | 60 | 56.13 (<0.001) | 0.877974 (0.3488) | 50.00 | 2.229 (0.1355) |
 | Sp5 | 260 | 80 | 33 | 53.33 | 22.13 (<0.001) | 2.626563 (0.1051) | 41.03 |  |