Calculator Operations
Turn the calculator on and press STAT to enter the statistics menu. Access the data entry screen by touching A EDIT and pressing ENTER . Delete old data and enter the following data set:
XY
25 32
28 33
31 27
40 38
29 30
Please refer to Chapter 5 for discussion on entering a
To find the
+–
⋅ ⎟
STAT ,
touch D REG, double touch 02 Rg_ax+b, and press ENTER . The following values for the regression line y = ax + b will appear:
Linear Regressions/STATISTICS USING THE SHARP | 39 |