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
Xlistname
and
Ylistname
using
a
period
guess, and stores the
regression equation to
regequ
.
…
CALC
C:SinReg
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(
SortA(
listname
)
Sorts elements of
listname
in
ascending order.
y
[
LIST
]
OPS
1:SortA(
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(
SortD(
listname
)
Sorts elements of
listname
in
descending order.
y
[
LIST
]
OPS
2:SortD(
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(
stdDev(
list
[
,
freqlist
]
)
Returns the standard deviation
of the elements in
list
with
frequency
freqlist
.
y
[
LIST
]
MATH
7:stdDev(
Stop
Ends program execution;
returns to home screen.
†
CTL
F:Stop
Store:
value
!
variable
Stores
value
in
variable
.
¿
StoreGDB
n
Stores current graph in
database
GDB
n
.
y
[
DRAW
]
STO
3:StoreGDB