Texas Instruments TI-89 Titanium Short User Manual page 79

Steps and keystrokes
6. Display the
Calculation Type = MedMed
x = C1
y = C2
Store RegEQ to = y1(x)
@ ‡ B 7 D C j 1 D j C2 D B D
¸
7. Perform the calculation to display the
MedMed regression equation.
As specified on the
this equation is stored in y1(x).
Press ¸
8. Close the
STAT VARS
Data/Matrix Editor
Press ¸
9. Display the
Calculation Type = LinReg
x = C1
y = C2
Store RegEQ to = y2(x)
Press ‡ B 5 D D D B D ¸
10. Perform the calculation to display the
LinReg regression equation.
This equation is stored in
Press ¸
11. Close the
STAT VARS
Data/Matrix Editor
Press ¸
12. Display the Plot Setup screen.
is highlighted by default.
Plot 1
... lets you clear highlighted Plot settings.
Press „
Previews
dialog box. Set
Calculate
Calculate
screen. The
displays.
dialog box. Set:
Calculate
y2(x)
screen. The
displays.
dialog box,
.
Display
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