Scale | Sample statistic R | No. of Monte Carlo permutations with scores ≥ R^{b} | P value |
---|---|---|---|

Stations (nested in basins) | −0.13 | 999 | 1.000 |

Basins (nested in lakes) | 0.231 | 0 | 0.001 |

Lakes (with basins nested) | 1.0 | 0 | 0.001 |

Regions (with lakes nested) | −0.066 | 693 | 0.694 |