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Texas Instruments TI-89 Titanium Short User Manual

Texas Instruments TI-89 Titanium
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18. Return to the current session of the
Data/Matrix Editor.
Press 2a
19. Enter a title for column 3. Define column 3’s
header as the values predicted by the
MedMed line.
To enter a title, the cursor must highlight
the title cell at the very top of the column.
lets you define a header from anywhere
in a column. When the cursor is on a header
cell, pressing is not required.
@B B C C 2 MED j ¸
Y1 c j C1 d ¸
20. Enter a title for column 4. Define column 4’s
header as the residuals (difference between
observed and predicted values) for
MedMed.
@B C 2 RESID j ¸ j
C2 | j C3 ¸
21. Enter a title for column 5. Define column 5’s
header as the values predicted by the
LinReg line.
@B C C 2 LIN j ¸ Y2
c j C1 d ¸
22. Enter a title for column 6. Define column 6’s
header as the residuals for LinReg.
@B C 2 RESID j ¸
j C2 | j C5 ¸
23. Display the Plot Setup screen and deselect
Plot 1.
Press
Steps and keystrokes Display

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Texas Instruments TI-89 Titanium Specifications

General IconGeneral
Display TypeLCD
Display Resolution160 x 100 pixels
CPUMotorola 68000
CPU Speed16 MHz
RAM256 KB
Flash ROM2.7 MB
Programming LanguageTI-BASIC, Assembly
Power Source4 AAA batteries
ConnectivityI/O port
Dimensions7.5 x 3.5 x 1 inches

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