import { Any, Options } from "../../types";
/**
 * Returns an array of scalar values that correspond to specified percentile values. Uses "approximate" method by default.
 *
 * If 'expr.method' is "approximate", we return the closest value to the computed percentile from the dataset.
 * If 'expr.method' is "exact", we return the computed percentile value as is which may not be found in the dataset.
 */
export declare const $percentile: (coll: Any[], expr: {
    input: Any;
    p: Any[];
    method: "approximate" | "exact";
}, options: Options) => number[];