WP WP-34S User Manual


Edition 2.2
Page 49 of 103
Name
Keys to press
in modes
Remarks
Norml
 
DECM
Normal distribution with an arbitrary mean µ
specified in J and standard deviation σ in K :
Norml
P
20
returns
 
 
2
2
2
2
1






x
N
exf
,
Norml returns
 









 x
xF
N
. See below
for the standard normal distribution Φ.
Norml
P
Norml
1
 
DECM
Returns x for a given probability F
N
in X, mean µ
in J, and standard deviation σ in K
21
.
NOT

Integer
Works in analogy to AND.
nROW

DECM
Takes a matrix descriptor in X, saves it in L, and
returns the number of rows in this matrix.


DECM
Recalls the number of accumulated data points.
Necessary for basic statistics.
ODD?

\
Checks if x is integer and odd.
OFF

PRG
Inserts a step to turn your WP 34S off under
program control.
OR

\
Works in analogy to AND.
P - R
PERM

DECM
Returns the number of possible arrangements of
y items taken x at a time. No item occurs more
than once in an arrangement, and different or-
ders of the same x items are counted separately.
Formula:
xyxy
CxP
,,
!
, compare COMB.
P
n
 
DECM
Legendre's polynomials:
 
 
 
n
n
n
n
n
x
dx
d
n
xP 1
!2
1
2

with n in Y, solving
the differential equation
 
     
011
2







 xfnnxf
dx
d
x
dx
d
.
20
Norml
P
corresponds to NORMDIST(x; µ; σ; 0) and Norml to NORMDIST(x; µ; σ; 1) in MS Excel.
21
This corresponds to NORMINV(F
N
; µ; σ) in MS Excel.

WP WP-34S Specifications

General

Brand	WP
Model	WP-34S
Category	Calculator
Language	English