# USING GRAPHICAL ANALYSIS Make sure you have the data ready. Answer these questions: 1) What quantity are you going to plot on the x axis? What are the.

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USING GRAPHICAL ANALYSIS Make sure you have the data ready. Answer these questions: 1) What quantity are you going to plot on the x axis? What are the units of this quantity? What letter are you going to use to represent this quantity? 2) What quantity are you going to plot on the y axis? What are the units of this quantity? What letter are you going to use to represent this quantity? 3) What is the title of the graph?

USING GRAPHICAL ANALYSIS Enter your answers into the Graphical Analysis program. The Graphical Analysis screen has two sections side by side. The left section is made of two columns. The two columns are headed with the letters X and Y. Double click on the the letter X to open a window where you can enter the x-axis information: name, short name, units Similarly, double click the letter Y to enter the y-axis information. Double click in the middle area of the right section to open a window where you can enter the title of the graph. While this window is open, take the opportunity to select>point protectors, deselect>connect points, and minor tick style>dashed. Enter the title in your graph and do a little housekeeping

USING GRAPHICAL ANALYSIS Analyze the results. If you do not want to use the capabilities of graphical analysis to analyze your graph, simply save your work and print out the graph and the data. If you want to use the capabilities of graphical analysis then save the graph and select ANALYZE from the pull down menu area. If the graph seems like a straight line select the submenu item LINEAR FIT. If it doesn’t choose the submenu item CURVE. You will be presented with many choices for matching the graph’s shape to an equation. Enter your data in the left section of the screen.

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