A line graph is designed to show trends over time. In Figure 6 “Enron’s Stock Price”[4]we see a line graph depicting the fall of Enron’s stock price from August 2000 to January 2002. Notice that although it has some steep rises, the line has an overall downward trend clearly depi...
For example, imagine that you were asked the question, “Can stock cars reach speeds of one thousand miles per hour on a one-mile oval track?” Even though you may never have attended a stock car race or even seen one on television, you can make split-second judgments about your ...