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Table 2 GeDI scenarios and associated items

From: Testing validity inferences for Genetic Drift Inventory scores using Rasch modeling and item order analyses

Scenario

Items

Example

1

1–8

Small subpopulation of land snails colonize a new island

2

9–11

Dung beetles geographically isolated by canals

3

12–18

Biologist randomly selects fruit flies to breed in captive populations

4

19–22

Nearsighted island population of humans before and after a devastating storm