text: /* @flow */
  
  /**
   * Given the output of `linearRegression`: an object
   * with `m` and `b` values indicating slope and intercept,
   * respectively, generate a line function that translates
   * x values into y values.
   *
   * @param {Object} mb object with `m` and `b` members, representing
   * slope and intersect of desired line
   * @returns {Function} method that computes y-value at any given
   * x-value on the line.
   * @example
   * var l = linearRegressionLine(linearRegression([[0, 0], [1, 1]]));
   * l(0) // = 0
   * l(2) // = 2
   * linearRegressionLine({ b: 0, m: 1 })(1); // => 1
   * linearRegressionLine({ b: 1, m: 1 })(1); // => 2
   */
  function linearRegressionLine(mb/*: { b: number, m: number }*/)/*: Function */ {
      // Return a function that computes a `y` value for each
      // x value it is given, based on the values of `b` and `a`
      // that we just computed.
      return function(x) {
          return mb.b + (mb.m * x);
      };
  }
  
  export default linearRegressionLine;
  