The statistical mean can also be used to interpret statistical data. Some important properties make statistical mean very useful for measuring central tendency. Since Xi - X is the distance from a given number to the average. The numbers to the left of the mean are balanced by the numbers to the right of the mean.
In review, vertical angles are angles formed by the intersection of two lines while alternate interior angles, alternate exterior angles, corresponding angles and consecutive interior angles are formed by the intersection of two lines and a transversal.
43 Holt Geometry All rights reserved. Name Date Class LESSON Practice A1-6 Midpoint and Distance in the Coordinate Plane Complete the statements. 1. A coordinate plane is a plane that is divided into four regions by a horizontal number line, the x-axis, and a vertical number line, the y-axis. 2. The location, or coordinates, of a point are given by an ordered pair (x, y). Use the figure for Exercises 3â5.