Sharp EL9900C EL-9900C - Page 167

Chapter 10: Statistics & Regression Calculations 2. Specifying statistical graph and graph functions • Up to three graphs can be plotted per sample data. Specifying type of statistics graphing 1. Press [. 2. Select from A PLOT1, B PLOT2 or C PLOT3 and press E to set the statistical graphing specifications. Press @ q before step #3. • You may just press A to C to select. • You can overlap 3 plotting graphs (from PLOT1 to PLOT3) on a single screen. Choose on or off at the top line to determine whether each graph is displayed or not. Limit settings (x value) 3. Press [ D (D Limit) to specify the graphing range. The D Limit menu is used to set the upper and lower limit lines of sample (x) of the statistical graph. Displaying the upper and lower limit lines 4. Press 1 (1 SET). 5. Enter the appropriate value for Lower limit and press E. 6. Enter the appropriate value for Upper limit and press E. Displaying the mean value line of sample (x) 7. Press [ D (D Limit) and press 2 (2 LimON) E to display a line that indicates the mean value of sample (x), as well as the upper and lower limit lines. 8. Press [ D 3 (3 LimOFF) and E not to display the lines. • Upper and lower limit values are displayed using short broken lines. • The default value of the upper/lower limit is 1. * The mean value line is indicated by a long broken line. 3. Statistical plotting on/off function • You can set the statistical plotting of PLOT 1 to 3 at once. 1. Press [. 2. Press E. 157