1.2. The Internet is a great source of information on stock prices and stock price movements. Yahoo Finance is a great source for stock market data. Go to http://finance yahoo.com and click on the DOW ticker in the Market Summary section to view current data on the Dow Jones Industrial Average. Click on the chart to manipu- late the different variables. Change the time range and observe the stock trend over various intervals. Have stock prices been going up or down over the last day. week, three months, and year?