Texas Instruments TI-73VSC Teachers Guide - Page 78

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Probability and Statistics 73 Activity 12: Which Brand is Best? 9. Now enter the surveyed information into the TI-73. a. Enter the brand names in L2. (In this example, we use the brand names from the example table.) 3 " to L2 - t # #, and then " until " b $ $, and then ! until A b # # # # to Done b b (Because " is only needed for the first element of a categorical list, you can enter the rest of the elements from the Text editor without it.) b. Before entering the frequency, go back to mode and highlight Float. . # to Float b c. Now enter the tally. 3 " to L3 and enter the frequency d. Go to the Home screen. - l 10. Make a pictogram on the TI-73. a. Access the STAT PLOTS menu. - e (above the & key) b. Make sure the other plots are off. Q b c. Select Plot 1. - e b d. With the cursor blinking on the word On, select it. b e. Move to Type and select the pictogram (first row, third from left Î). # " " b f. Move to CategList. If L2 is not already set, set it to L2. # - v Z © 1998 TEXAS INSTRUMENTS INCORPORATED

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Probability and Statistics
Activity 12: Which Brand is Best?
73
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
9.
Now enter the surveyed information into the TI-73.
a.
Enter the brand names in
L
2
. (In this example, we
use the brand names from the example table.)
3
"
to
L
2
-
t
#
#
, and then
"
until
"
b
$
$
, and then
!
until
A
b
#
#
#
#
to
Done
b
b
(Because
"
is only needed for the first element of a
categorical list, you can enter the rest of the
elements from the Text editor without it.)
b.
Before entering the frequency, go back to
mode
and highlight
Float
.
.
#
to
Float
b
c.
Now enter the tally.
3
"
to
L
3
and enter the frequency
d.
Go to the Home screen.
-
l
10. Make a pictogram on the TI-73.
a.
Access the
STAT PLOTS
menu.
-
e
(above the
&
key)
b.
Make sure the other plots are off.
Q b
c.
Select
Plot 1
.
-
e
b
d.
With the cursor blinking on the word
On
, select it.
b
e.
Move to
Type
and select the pictogram (first row,
third from left
Î
).
#
"
"
b
f.
Move to
CategList
. If
L
2
is not already set, set it to
L
2
.
#
-
v
Z