Table 2.
Regression analysis showing the variation of mean snail survival under high and low temperatures as a function of clonal diversity (Shannon–Wiener index and number of genotypes), and average maximum/minimum temperatures during summer/winter, respectively
| Independent variable | Dependent variable | Condition | Df | F | P | R | R 2 |
|---|---|---|---|---|---|---|---|
| Shannon–Wiener index | Mean survival | High temp | 4 | 21.87 | 0.0185 | 0.9378 | 0.8794 |
| Number of genotypes | Mean survival | High temp | 4 | 12.99 | 0.0366 | 0.9013 | 0.8124 |
| Average max temp during summer | Mean survival | High temp | 4 | 7.186 | 0.0750 | 0.8399 | 0.7055 |
| Shannon–Wiener index | Mean survival | Low temp | 4 | 0.2054 | 0.6812 | 0.2532 | 0.0641 |
| Number of genotypes | Mean survival | Low temp | 4 | 0.0028 | 0.9610 | 0.03 | 0.0009 |
| Average min temp during winter | Mean survival | Low temp | 4 | 2.318 | 0.2253 | − 0.6602 | 0.4359 |
Italic typeface indicates a significant effect