# `statistics`

The entities in this group define some useful predicates for descriptive statistics. Data is represented as a list of numbers (integers or floats). Use the object `sample` of your data represents a sample. Use the object `population` if your data represents a population.

## API documentation

Open the ../../docs/library_index.html#statistics link in a web browser.

## Loading

To load all entities in this library, load the `loader.lgt` file:

    | ?- logtalk_load(statistics(loader)).

## Testing

To test this library predicates, load the `tester.lgt` file:

    | ?- logtalk_load(statistics(tester)).