Texas Instruments TI-73 Explorer Manual Book page 151

³
Graph a scatter plot for
L ={1,4,2,3,4,6,7,9}
2
regression curve through the points.
1. Set Decimal Notation mode
to , if desired.
2
. # " " " b
2. After entering the lists,
define
using
L
the right.
- e
For more information on defining Stat
plots, see Chapter 6: Statistical Plots.
3. Turn off
have been previously
defined and selected.
- l :
- }
¡
2
4. Find the
store the results to
- l :
- v !
- }
Specifying
they are the default listnames .
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.
(
Chapter 7: Statistical Analyses
L
1
, and use
QuadReg
as a scatter plot
Plot1
and , as shown to
L
1 2
, and , if they
Y Y Y
2 3 4
2 6
¡ b
3 4
curve, and
QuadReg
.
Y
1
6
b
2 1
¨ ¨
1 and 2 is optional since
6
and , where
L L
2
to draw the quadratic
={1,3,4,5,5,7,8,9}
1
145
and