# Working with probability and combinations from a given situation.

In a shipment of 14 computer parts to Indiana State, 3 are faulty and the remaining 11 are in working order. Three elements (parts) are randomly chosen out of the shipment. What is the probability that all three faulty elements will be the ones chosen?

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..., where n!=1*2*3*4*...(n-1)*n

Thus the combinations of choosing 3 parts out of 14 is

C14,3= ...