Casio FX-9750GII-SC User Guide - Page 387
Performing Regression, To perform quadratic regression
UPC - 079767186067
View all Casio FX-9750GII-SC manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 387 highlights
11-8 Graph Analysis Tool Graph Screen Operations k Performing Regression You can use the procedure below to perform regression for a range specified using the trace pointer. All of the following regression types are supported: Linear, Med-Med, Quadratic, Cubic, Quartic, Logarithmic, Exponential, Power, Sine, and Logistic. For details about these regression types, see page 6-3-5 through 6-3-10 of the manual that comes with the fx-9860G SD/fx-9860G calculator. The following procedure shows how to perform quadratic regression. The same general steps can also be used to perform the other types of regression. u To perform quadratic regression 1. On the graph screen, press K, and then 4(CALC). • The [CALC] menu appears at the bottom of the display. 2. Press 5(X^2). • This displays the trace pointer for selecting the range on the graph. 3. Move the trace pointer to the start point of the range for which you want to perform quadratic regression, and then press w. 4. Move the trace pointer to the end point of the range for which you want to perform quadratic regression, and then press w. • This displays the quadratic regression calculation result screen. 2005710101