Graphs and Statistics in Geographic Education
GRAPHS AND STATISTICS have a definite value in geographic education because they serve a variety of purposes. The chief function of graphs is to present statistical materials in a simple and interesting form. Graphs facilitate comparisons of quantities, areas, distances, values, and other quantitative facts. People tend to shy away from tables of statistics, but when such statistics are put into graphic form they become concrete and vivid. Graphs often clarify important facts, relationships, and generalizations that are not easily grasped from statistical tables. In graphic form a person can grasp the facts presented at a glance. As Henry D. Hubbard of the National Bureau of Standards has said, "There is a magic in graphs. The profile of a curve reveals in a flash the whole situation --the life history of an epidemic, a panic, or an era of prosperity. . . . Wherever there are data to record, inferences to draw, or facts to tell graphs furnish unrivalled means whose power we are just beginning to realize and apply."
The business world has long realized the power of graphs. Nearly all corporations use numerous graphs in presenting their financial and production reports. The graphs make the statistics