question: private void drawHighFarOut ( double aRadius , Graphics2D g2 , double xx , double m ) { double side = aRadius * 2 ; g2 . draw ( new Line2D . Double ( xx - side , m + side , xx + side , m + side ) ) ; g2 . draw ( new Line2D . Double ( xx - side , m + side , xx , m ) ) ; g2 . draw ( new Line2D . Double ( xx + side , m + side , xx , m ) ) ; }
target:  Draws a triangle to indicate the presence of far-out values.