Texas Instruments TI-83 Guide Book

A-14 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 14 of 58
Function or Instruction/
Arguments Result
Key or Keys/
Menu or Screen/Item
LinReg(a+bx)
[
Xlistname
,
Ylistname
,
freqlist
,
regequ
]
Fits a linear regression model
to
Xlistname
and
Ylistname
with frequency
freqlist
, and
stores the regression equation
to
regequ
.
…
CALC
8:LinReg(a+bx)
12
-
26
LinReg(ax+b)
[
Xlistname
,
Ylistname
,
freqlist
,
regequ
]
Fits a linear regression model
to
Xlistname
and
Ylistname
with frequency
freqlist
, and
stores the regression equation
to
regequ
.
…
CALC
4:LinReg(ax+b)
12
-
25
LinRegTTest
[
Xlistname
,
Ylistname
,
freqlist
,
alternative
,
regequ
]
Performs a linear regression
and a
t
-test.
alternative
=
L
1
is
<;
alternative
=
0
is
ƒ
;
alternative
=
1
is >.
†
…
TESTS
E:LinRegTTest
13
-
24
@
List(
list
)
Returns a list containing the
differences between
consecutive elements in
list
.
y
[
LIST
]
OPS
7:
@
List(
11
-
12
List
4
matr(
listname1
,
...
,
listname n
,
matrixname
)
Fills
matrixname
column by
column with the elements from
each specified
listname
.
y
[
LIST
]
OPS
0:List
4
matr(
10
-
14
11
-
15
ln(
value
)
Returns the natural logarithm
of a real or complex number,
expression, or list.
µ
2
-
4
LnReg
[
Xlistname
,
Ylistname
,
freqlist
,
regequ
]
Fits a logarithmic regression
model to
Xlistname
and
Ylistname
with frequency
f
reqlist
, and stores the
regression equation to
regequ
.
…
CALC
9:LnReg
12
-
26
log(
value
)
Returns logarithm of a real or
complex number, expression,
or list.
«
2
-
4

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