Texas Instruments TI-73VSC Guidebook - Page 151
defined and selected., After entering the lists
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Chapter 7: Statistical Analyses 145 ³ Graph a scatter plot for L1 and L2, where L1={1,3,4,5,5,7,8,9} and L2={1,4,2,3,4,6,7,9}, and use QuadReg to draw the quadratic regression curve through the points. 1. Set Decimal Notation mode to 2, if desired. .#"""b 2. After entering the lists, define Plot1 as a scatter plot using L1 and L2, as shown to the right. -e For more information on defining Stat plots, see Chapter 6: Statistical Plots. 3. Turn off Y2, Y3 and Y4, if they have been previously defined and selected. -l: -}2 6 2¡3¡4b 4. Find the QuadReg curve, and store the results to Y1. -l: -v!6 -}2 1b Specifying ¨1 and ¨2 is optional since they are the default listnames. However, if you were using other list names, you would have to enter them before the Yn variable. 5. View the curve on the Graph screen. (6
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