code: function() {
  			// Get the median and the range that the number must fall within
  			var median = this.median();
  			var range  = this.iqr() * 1.5;
  
  			// Create a new stats object to hold the outliers
  			var outliers = stats([]);
  
  			// Go through each element in the data set and test to see if it
  			// is an outlier
  			this.each(function(num) {
  				if (Math.abs(num - median) > range) {
  					// The number is an outlier
  					outliers.push(num);
  				}
  			});
  
  			return outliers;
  		}
docs: Finds all outliers in the data set, using the 1.5 * IQR away from the median test.  Returns a new stats object with the outliers.