Texas Instruments TI-89 ユーザーズマニュアル

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22. Enter a title for column 6. Define

column 6’s header as the residuals for
LinReg.

Press

B C 2 ™ RESID j ¸

† j C2 | j C5 ¸

23. Display the Plot Setup screen and

deselect

Plot 1

.

Press

„ †

24. Highlight

Plot 2

and define it as:

Plot Type = Scatter
Mark = Box
x = C1
y = C4

(MedMed residuals)

Press

D , D D C j 1 D j C4

¸ ¸

25. Highlight

Plot 3

and define it as:

Plot Type = Scatter
Mark = Plus
x = C1
y = C6

(LinReg residuals)

Press

D , D B 3 D C j 1 D j

C6

¸ ¸

Steps and keystrokes

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