Statistical calculations (sd mode) – Casio FX-260SOLAR User Manual
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θ
A
N
kPermutation
• Example: To determine how many different 4-digit values
can be produced using the numbers 1 through 7.
7
A
m
4
=
kCombination
• Example: To determine how many different 4-member
groups can be organized in a group of 10 individuals.
10
A
n
4
=
Statistical Calculations (SD Mode)
• Press
F
l
to enter the SD Mode for statistical calcula-
tions using standard deviation.
• If FIX or SCI is on the display, press
F
9
first.
• Data input always starts with
A
u
.
• Example: To calculate
n
Ҁ1
,
n
,
o, n, ⌺x, and ⌺x
2
for the
following data : 55, 54, 51, 55, 53, 53, 54, 52.
Enter SD Mode.
F
l
840.
210.
0.
SD
RAD
1.047197551
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