Unformatted text preview: should reappear with a circle centered on the epicenter. Drag the circle to each station and record the distance in your journal. Check your results with the Verify Answers. Click on the "point plotter" tool from the tool box. A graph of lag time vs. distance will appear with a table of your data to the right. Drag the red points representing your data onto the graph. Once you've plotted the points accurately, the curve fitting tool will become active. Use it to drag the blue line so that it best fits these points. The best fit line will have the smallest possible "error sum of squares." Use the "travel-time" tool to complete the questions in the lower part of the journal page. If required by your instructor, print your completed journal and travel-time graph....
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- Fall '07