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Measurement
Activity 9: Only the Height Has Been Changed
51
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
8. Now using the TI-73, create a horizontal bar graph, and
then compare it to the graph made on the activity
sheet.
a. In
L
1
, enter the ramp heights from 0 to the straight-
up position.
(1) Display the List editor.
3
(2) If necessary, clear
L
1
.
$ to highlight
L
1
: b
(3) Enter each ramp height. Press b after each
entry.
b. Now follow the same procedure to enter in
L
2
the
group data showing the distance the car traveled.
The screen at the right shows an example of
student data in list format.
c. Now set up the bar graph.
(1) Access the
STAT PLOTS
menu.
- e (above the & key)
(2) Select
Plot 1
.
b
(3) With the cursor blinking on the word
On
, select
it.
b
(4) Move to
Type
and select the bar graph (first
row, last icon from left Ð).
# " " " b
(5) Continue setting up the rest of your TI-73
screen to match the one shown at the right.
Use - v to select
L
1
,
L
2
,
L
3
, and
L
4
. Press
b at
Hor
and at
1
.