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Hole diameters for the four versions used in Control Experiment B.
| Version | Diameter of larger hole | Diameter of smaller hole | Ratio between the diameters | Ratio between the areas |
|---|---|---|---|---|
| Version 1 | 1.90 cm | 1.65 cm | 0.87 | 0.75 |
| Version 2 | 1.77 cm | 1.53 cm | 0.87 | 0.75 |
| Version 3 | 1.63 cm | 1.41 cm | 0.87 | 0.75 |
| Version 4 | 1.50 cm | 1.30 cm | 0.87 | 0.75 |
