Permutation:.^v; Standard Deviation (Sd Mode) - Casio fx-100W User Manual

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• Ce9 Gu, © CD swaps displayed value with value in
memory.
M 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)
70
&
4
&
[ 840. |
M Combination
• Example: To determine how many different 4-member
groups can be organized In a group of 10 individuals
• • • ioBESMBI 21Q. |
H Standard Deviation (SD Mode)
• Press @ @ CD to enter the SD Mode for statistical
calculations using standard deviation.
• Data input always starts with @ (MU
O
to clear statisti¬
cal memory.
• Input data is used to calculate values for
n, -lx--
Zr2, x,
On
and a«-i which you can
recall using the key operations noted
nearby.
•
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