import { Scores } from "../tally";
import { type Attribution, type HasNSeats } from "../attribution";
/**
 * Creates an attribution method in which all the seats go to the candidate with the highest average score.
 *
 * The ballots are not required to grade all the candidates.
 */
export declare function averageScore<Party>({ nSeats }: {
    nSeats: number;
}): Attribution<Party, Scores<Party>> & HasNSeats;
/**
 * Creates an attribution method in which all the seats go to the candidate with the highest median score.
 *
 * If there is a tie, the contingency method is called on the candidates that are tied.
 * The default contingency is to take the maximum average score.
 *
 * The ballots are not required to grade all the candidates.
 */
export declare function medianScore<Party>({ nSeats, contingency }: {
    nSeats: number;
    contingency?: Attribution<Party, Scores<Party>>;
}): Attribution<Party, Scores<Party>> & HasNSeats;