export declare const cc: {
    Reset: string;
    Bright: string;
    Dim: string;
    Underscore: string;
    Blink: string;
    Reverse: string;
    Hidden: string;
    FgBlack: string;
    FgRed: string;
    FgGreen: string;
    FgYellow: string;
    FgBlue: string;
    FgMagenta: string;
    FgCyan: string;
    FgWhite: string;
    BgBlack: string;
    BgRed: string;
    BgGreen: string;
    BgYellow: string;
    BgBlue: string;
    BgMagenta: string;
    BgCyan: string;
    BgWhite: string;
};
export declare const isValid: (d: any) => boolean;
export declare const eq: (d1: number, d2: number, nbdecs: number) => boolean;
export declare const computeDescriptives: (rows: any, field: any) => {
    sum: any;
    mean: number;
    min: any;
    max: any;
    n: any;
};