BCI | Barro-Colorado Island Tree Counts |

calc_delta_var | Calculate the change in variance with increasing number of sites |

calc_diversity_indices | Calculate biodiversity summary indices from count data |

create_resample | Create multiple resamples of a data set. |

generate_subsamples | Generate subsamples of a data frame with a number of sites between a minimum and maximum value. |

get_sample_stats | Calculate biodiversity measures and summary statistics for a data set using repeated sampling |