export declare class Utils {
    static sum(items: Array<number>): number;
    static max(items: Array<number>): number;
    static maxIndex(items: Array<number>): number;
    static min(items: Array<number>): number;
    static mean(items: Array<number>): number;
    /**
     * @param defaults Merges two maps
     * @param requested
     */
    static resolveRunningParameters(defaults: Map<string, string | number>, requested: Map<string, string | number>): Map<string, string | number>;
}