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Casio FX-991W User Manual

Casio FX-991W
41 pages
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*
Example;
To
calculate
g*-m,
On,
x,
n.
Lx,
and
lor
the
following
data;
55,
54,
51,55,
53,
53,
54,
52
Enter
SD
Mode
@
@
Gj
S(HBO
(MemoryClear)
55
S3
54©
51
©
55©
53
©
©
54
©
52
©
52
'
1
(Sample
Standard
Deviation
On-i)
$3
(Population
Standard
Deviation
On)
O
1.407885953
I
1.316956719
j
(Arithmetic:Mean
x)
.
...
t**)
{jfj
£3i
53
375
|
(Number
of
Data
«)
[*«)
{...€
)
|
8
|
(Sum
of
Values
2Lr)"
(_Bj
j
427.
|
(Sum
of.Squares
of
Values
Ex
2
}
fiiD
CD
j
22805.
|
Data
Input
Precautions
*
ID
©
inputs
the
same
data
twice.
*
You
can
also
input
multiple
entries
of
the
same
data
us¬
ing
@
CD.
To
input
the
data
110
ten
times,
for
example,
press
110
@
CD
1
0
©
.
:
*
The
above
results
can
be
obtained
in
any
order,
and
not
necessarily
that
shown
above.
*
To
delete
data
you
have
fust
input,
press
@
GiO.
M
Probability
Distribution
Calculations
*
Press
S
S
to
produce
the
screen
shown
below.
P(
Q(
R(
1
2
3
4
•
Input
a
value
from
G3
to
CD
to
select
the
probability
distribution
calculation
you
want
to
perform.
*20
•

Table of Contents

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Casio FX-991W Specifications

General IconGeneral
BrandCasio
ModelFX-991W
CategoryCalculator
LanguageEnglish

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