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Calculate the number of combinations of several objects extracted from a given number of object collections. Use the function COMBIN to determine the number of possible combinations of a set of objects.
Syntax
COMBIN(number,number_chosen)
Number is the total number of objects.
Number chosen is the number of objects in each combination quantity.
Description
• If the numeric parameter is a non-integer, it will be truncated.
• If the parameter is a non-numeric type, then Function COMBIN returns the error value #VALUE!.
• If number < 0, number_chosen< 0 or number < number_chosen, COMBIN returns the error value #NUM!.
• Regardless of their internal order, the composition of objects is Any collection or subset of an object as a whole. Combination is different from permutation. The number of permutations is related to the internal order of the object.
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