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Mean values of samples
| Sex/Species | Bullfrog | Leopard frog | Tree frog | Mean for sex |
|---|---|---|---|---|
| Males | 536 | 564 | 618 | 572 |
| Females | 590 | 620 | 679 | 630 |
| Mean for species | 563 | 592 | 649 |
The marginal mean values (row of mean for species, column of mean for sex) indicate the main effects of species and sex.
