Texas Instruments TI-30X IIS - Page 86

© 1999 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-30X ÙS: A Guide for Teachers
79
The table below shows the number of
pairs of athletic shoes sold by a
small shoe store. Enter this data
as the data points.
Month Total No.(x) Brand A (y)
April 58 (x1) 35 (y1)
May 47 (x2) 28 (y2)
%
”
v
Press Display
%
”
"
1-VAR 2-VAR 1-VAR 2-VAR
&
----------
DEG
< v
XX
11
==
S
STAT DEG
58
XX
11
=58=58
S
STAT DEG
$ 35
YY
11
=35=35
S
STAT DEG
$ 47
XX
22
=47=47
S
STAT DEG
$ 28
YY
22
=28=28
S
STAT DEG
<
Continued
YY
22
=28=28
S
28.28.
STAT DEG
Entering 2-VAR Stat Data