import type { array, matrix } from "../types";
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: array, p: number, dim?: 0 | 1): number;
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: matrix, p: number, dim?: 0 | 1): array;
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: array, p: number, dim: 0 | 1): number;
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: matrix, p: number, dim: 0 | 1): array;
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: array | matrix, p: number, dim?: 0 | 1): number | array;
/**
 * Percentiles of a sample.
 *
 * Calculates the p-th percentile of values in an array or matrix.
 * Uses linear interpolation between data points for accurate percentile calculation.
 *
 * @param x Input array or matrix
 * @param p Percentile value in range [0,100]
 * @param dim Dimension along which to compute percentiles. Default is 0
 * @returns Percentile values
 * @throws When percentile is outside valid range [0,100]
 *
 * @example 50th percentile (median)
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 50), 3);
 *
 * ```
 *
 * @example 25th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4], 25), 1.5);
 *
 * ```
 *
 * @example 75th percentile
 * ```ts
 * import { assertEquals } from "jsr:@std/assert";
 *
 * assertEquals(prctile([1, 2, 3, 4, 5], 75), 4.25);
 * ```
 */
export default function prctile(x: array | matrix, p: number, dim: 0 | 1): number | array;
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