Texas TI-86 Manual De Usuario
Chapter 14: Statistics
189
14STATS.DOC TI-86, Chap 14, US English Bob Fedorisko Revised: 02/13/01 2:33 PM Printed: 02/13/01 3:04 PM Page 189 of 14
14STATS.DOC TI-86, Chap 14, US English Bob Fedorisko Revised: 02/13/01 2:33 PM Printed: 02/13/01 3:04 PM Page 189 of 14
Entering Statistical Data
Data for statistical analysis is stored in lists, which you can create and edit in the list editor
(Chapter 11), on the home screen (Chapter 11), or in a program (Chapter 16). The TI
(Chapter 11), on the home screen (Chapter 11), or in a program (Chapter 16). The TI
-86 has
three built-in list names for statistics,
xStat
(x-variable list),
yStat
(y-variable list), and
fStat
(frequency list). TI
-86 statistical functions use these lists as defaults.
The LIST NAMES Menu
- š ' (
{
}
NAMES
EDIT
OPS
fStat
xStat
yStat
fStat
An automatically updated list of the frequency values used in the last statistical
computation requiring a frequency; default is a list where each element is
computation requiring a frequency; default is a list where each element is
1
xStat
An automatically updated list of the data from the x-list used in the last statistical analysis
yStat
An automatically updated list of the data from the y-list used in the last statistical analysis
The STAT CALC (Calculations) Menu
- š &
CALC
EDIT
PLOT
DRAW
VARS
OneVa
TwoVa
LinR
LnR
ExpR
4
PwrR
SinR
LgstR
P
2Reg
P
3Reg
4
P
4Reg
StReg
OneVa
(one variable) Analyzes data with one measured variable
TwoVa
(two variable) Analyzes paired data
The
LIST
NAMES
menu
shown here has no user-
created list names.
created list names.
Editing an element of
xStat
or
yStat
clears any values
stored to statistical result
variables.
variables.
The
STAT
CALC
functions
store the results to statistical
result variables (page 193 ).
result variables (page 193 ).
The syntax description for
each
each
STAT
CALC
menu item
follows this section.