import type { AbRunResult } from "./types.js";
export interface RepeatStats {
    values: number[];
    mean: number;
    median: number;
    min: number;
    max: number;
    standardDeviation: number;
    outlierWarning: boolean;
    largestOutlier?: number;
}
export declare function calculateRepeatStats(values: number[] | undefined): RepeatStats | undefined;
export declare function clientRepeatStats(result: AbRunResult | undefined): RepeatStats | undefined;
export declare function combinedRepeatStats(result: AbRunResult | undefined): RepeatStats | undefined;
export declare function formatStats(stats: RepeatStats | undefined): string;