Advertisement
Note 1F • Scatter Plots (continued)
Setting the
Values
WINDOW
Press
and enter the following values into the
WINDOW
a number less than the minimum value in the list of x-coordinates.
Xmin
a number greater than the maximum value in the list of
Xmax
x-coordinates.
the distance between tick marks. You can use 0 (no tick marks) or a
Xscl
value usually less than or equal to
too small, the x-axis will appear too thick.
a number less than the minimum value in the list of y-coordinates.
Ymin
a number greater than the maximum value in the list of
Ymax
y-coordinates.
the distance between tick marks. You can use 0 (no tick marks) or a
Yscl
value usually less than or equal to
too small, the y-axis will appear too thick.
1. This number does not affect a scatter plot.
Xres
Displaying the Scatter Plot
a. Clear or turn off any equations in the
cursor anywhere in an equation and press
Or, move the cursor over the highlighted equal sign of any equation
you don't want to delete, and press
b. Press
2nd
[STAT PLOT]
stat plots.)
c. Select
,
On
ScatterPlot
for
(if your y-coordinates are in list
L
Ylist
2
to indicate the data points.
d. Press
.
GRAPH
Tracing on a Scatter Plot
Press
. The trace option always starts with the stat plots and then moves
TRACE
to equations in the
screen (if any are turned on), even if you can't see them
Y
in the current window. Be sure to turn off any plots and any equations you do
not want to see or trace.
16
Discovering Algebra Calculator Notes for the Texas Instruments TI-83 and TI-83/84 Plus
Xmax
10
Ymax
10
screen. (Press
Y
CLEAR
to turn off the equation.)
ENTER
(
). (You can choose any of the three
1
Plot1...
,
for
(if your x-coordinates are in list
L
Xlist
1
L
screen.
WINDOW
Xmin
. If your Xscl value is
Ymin
. If your Yscl value is
. Place the
Y
to delete the equation.
);
L
1
), and choose a mark type
2
TI-83 and TI-83/84 Plus
(continued)
©2007 Key Curriculum Press
Advertisement
