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With Replacement; Combinations Unordered - HP Mathematics II User Manual

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Interface:
RAD
{HOME }
: n a:
:pk:
maxkX'es of n
drawaP(X)=p
20 8
0.6 3
PRG
11 - .
The example calculates the probability that 3 elements is
drawn with the mark X (p = 0.6) from a total of 20 by drawing
4 at a time or 1 by 1 without replacement.
With replacement
Here the elements are replaced by drawing so that the prob-
ability is the same every time an element is drawn (uncondi-
tional drawing).
Combinations, unordered
This routine calculates the number of combinations of dra-
wing k elements from n without replacement, without regard
to order.
4. Probability
46

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