/** Computes the absolute error */
export declare const err: (count: number, expected: number) => number;
/** Computes the absolute error as a whole percentage */
export declare const errPct: (count: number, expected: number) => string;
/** Basic check that the error is below a generous threshold, say 3% */
export declare const saneError: (count: number, expected: number) => boolean;
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