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θ
0 n
0 o
•
,
memory.
k Permutation
• Example: To determine how many different 4-digit val-
ues can be produced using the numbers 1 through 7
• Numbers cannot be duplicated within the same 4-digit
value (1234 is allowed, but 1123 is not).
k Combination
• Example: To determine how many different 4-member
groups can be organized in a group of 10 individuals
fx-115WA ................ 10
fx-991WA .......... 10
Statistical Calculations
k Standard Deviation (SD Mode)
F F 1
• Press
calculations using standard deviation.
• Data input always starts with
cal memory.
• Input data is used to calculate values for
n
Σx
Σx
,
,
2
recall using the key operations noted
nearby.
swaps displayed value with value in
to enter the SD Mode for statistical
o
σ
σ
,
,
and
n
0 o
A m
=
7
4
n
=
4
A n
=
4
A m =
which you can
n-
1
18
1.047197551
840.
210.
to clear statisti-
0 1 Σx
0 2 Σx
0 k
A M
A A σ
A N σ
00
2
n
o
n
n-
1
- Quick Links:
- Key Layout
- Kmodes
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