Texas Instruments TI-73 用户手册
Chapter 7: Statistical Analyses
147
7307ENG.DOC CH 7, Statistical Analyses, English Julie Hewlett Revised: 07/29/98 12:07 PM Printed: 05/19/99
9:00 AM Page 147 of 22
2. After entering the lists,
define
Plot1
as a scatter plot
using
L
1
and
L
2
, as shown to
the right.
- e
For more information on defining stat
zplots, see Chapter 6: Statistical Plots.
3. Turn off
Y
2
,
Y
3
, and
Y
4
, if
they have been previously
defined and selected.
- l :
- }
- }
2
6
2
¡
3
¡
4
b
4. Find the
ExpReg
curve, and
store the results to
Y
1
.
- l : -
v !
v !
7
- }
2
1
b
Specifying
¨
1 and
¨
2 is optional since
they are the default
list names.
However, if you were using other list
names, you would have to enter them
before the
Yn variable.
5. View the curve on the
Graph screen.
(
6
6. View the equation stored to
Y
1
, if desired.
&
Y
2
, Y
3
, and Y
4
may vary.