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. Author manuscript; available in PMC: 2019 Aug 5.
Published in final edited form as: Environ Toxicol Chem. 2017 Aug 30;36(12):3387–3403. doi: 10.1002/etc.3923

Table 4.

The statistical power of three test designs showing the increased power provided by the final MEOGRT protocol at various reductions in fecundity.

Fecundity Reduction (%) Research Protocol Considered Protocol Published MOEGRT
Balanced Design

Control Reps: 6
Treatment Reps: 6
2:1 Design

Control Reps: 12
Treatment Reps: 6
2:1 Design

Control Reps: 24
Treatment Reps: 12
20 0.17 0.15 0.40
30 0.38 0.44 0.83
40 0.66 0.76 0.99
50 0.83 0.92 1
70 0.91 0.96 1