Texas Instruments TI-82 STATS - Page 378

A–22 Tables and Reference Information
826DEC~1.DOC TI-83 international English Bob Fedorisko Revised: 10/26/05 2:20 PM Printed: 10/27/05 3:09
PM Page 22 of 58
Function or Instruction/
A
rguments Result
Key or Keys/
Menu or Screen/Item
randInt( lower,u
pp
e
r
[,numtrials])
Generates and dis
p
la
y
s a rando
m
inte
g
er within a ran
g
e s
p
ecifie
d
by
lowe
r
and u
pp
e
r
inte
g
e
r
b
ounds for a s
p
ecified number o
f
trials numtrials.

PRB
5:randInt(
2-22
randM(rows,columns) Returns a random matrix of rows
(
1–99) × columns (1–99).

MATH
6:randM(
10-13
randNorm( m , s [,numtrials]) Generates and dis
p
la
y
s a rando
m
real number from a s
p
ecifie
d
N
ormal distribution s
p
ecified b
y
m and s for a s
p
ecified number o
f
trials numtrials.

PRB
6:randNorm(
2-22
re^qi Sets the mode to
p
olar com
p
lex
number mode (
re^qi).
†
z
re^q
i
1-12
Real Sets mode to dis
p
la
y
com
p
le
x
results onl
y
when
y
ou ente
r
complex numbers.
†
z
Real
1-12
real(value) Returns the real
p
art of a com
p
lex
number or list of com
p
le
x
numbers.

CPX
2:real(
2-18
RecallGDB n Restores all settin
g
s stored in the
graph database variable
GDBn.
y [DRAW]
STO
4:RecallGDB
8-20
RecallPic n Dis
p
la
y
s the
g
ra
p
h and adds the
picture stored in
Picn.
y [DRAW]
STO
2:RecallPic
8-18
complex value 4Rect Dis
p
la
y
s com
p
lex value or list i
n
rectangular format.

CPX
6:4Rect
2-19
RectGC Sets rectan
g
ular
g
ra
p
hin
g
coordinates format.
†
y [FORMAT]
RectGC 3-13
ref(matrix) Returns the row-echelon form o
f
a matrix.

MATH
A:ref(
10-15
Table of Functions and Instructions (continued)