19990401
2-4-9
Function Calculations
n! n!
nPr = ––––– nCr = –––––––
(n – r)! r! (n – r)!
k Permutation and Combination
uu
uu
u Permutation
uu
uu
u Combination
•Be sure to specify Comp for Mode in the SET UP screen.
Example To calculate the possible number of different arrangements using 4
items selected from among 10 items
Formula Operation
10P4 = 5040 10K6(g)1(PROB)c(nPr)4w
Example To calculate the possible number of different combinations of 4 items
that can be selected from among 10 items
Formula Operation
10C4 = 210 10K6(g)1(PROB)d(nCr)4w
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