Casio fx-CG10 Advanced Operation Manual page 60

Sample Solution—Trends in Nightly Rates for Hotels (continued)
To perform a quartic regression:
From the scatter plot, press
4
(x
reason, we press x
Press
axes as the scatterplot.
Baltimore, MD
Charlotte, NC
Milwaukee, WI
Fostering Advanced Algebraic Thinking with Casio Technology
). The variable x in a cubic equation is of degree 4, and for this
4
to perform a quartic regression.
(DRAW) to draw the regression equation on the same
(CALC), for more options, then