Texas Instruments TI-83 Guide Book

A-28 Tables and Reference Information
8399APXA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:25 PM Printed: 02/19/01 1:40 PM
Page 28 of 58
Function or Instruction/
Arguments Result
Key or Keys/
Menu or Screen/Item
SinReg
[
iterations
,
Xlistname
,
Ylistname
,
period
,
regequ
]
Attempts
iterations
times to fit
a sinusoidal regression model to
X
listname
and
Ylistname
using
a
period
guess, and stores the
regression equation to
regequ
.
…
CALC
C:SinReg
12
-
27
solve(
expression
,
variable
,
guess
,{
lower
,
upper
})
Solves
expression
for
variable
,
given an initial
guess
and
lower
and
upper
bounds within
which the solution is sought.
†

MATH
0:solve(
2
-
12
SortA(
listname
)
Sorts elements of
listname
in
ascending order.
y
[
LIST
]
OPS
11
-
10
1:SortA(
12
-
20
SortA(
keylistname
,
dependlist1
[
,
dependlist2
,
...,
dependlist n
]
)
Sorts elements of
keylistname
in ascending order, then sorts
each
dependlist
as a dependent
list.
y
[
LIST
]
OPS
1:SortA(
11
-
10
12
-
20
SortD(
listname
)
Sorts elements of
listname
in
descending order.
y
[
LIST
]
OPS
11
-
10
2:SortD(
12
-
20
SortD(
keylistname
,
dependlist1
[
,
dependlist2
,
...
,
dependlist n
]
)
Sorts elements of
keylistname
in descending order, then sorts
each
dependlist
as a dependent
list.
y
[
LIST
]
OPS
2:SortD(
11
-
10
12
-
20
stdDev(
list
[
,
freqlist
]
)
Returns the standard deviation
of the elements in
list
with
frequency
freqlist
.
y
[
LIST
]
MATH
7:stdDev(
11
-
18
Stop
Ends program execution;
returns to home screen.
†

CTL
F:Stop
16
-
15
Store:
value
!
variable
Stores
value
in
variable
.
¿
1
-
14
StoreGDB
n
Stores current graph in
database
GDB
n
.
y
[
DRAW
]
STO
3:StoreGDB
8
-
19

Texas Instruments TI-83 Specifications

General

Programming	TI-BASIC
Processor	Zilog Z80, 6 MHz
Weight	7.4 oz (210 g)
Display	96x64 pixels, monochrome LCD
Power Source	4 AAA batteries, 1 CR1616 or CR1620 for backup
Memory	32 KB RAM
Connectivity	2.5mm I/O port for linking with other TI calculators