Quality control from a shipment of 60 transistors 5 of


Question: QUALITY CONTROL From a shipment of 60 transistors, 5 of which are defective, a sample of 4 transistors is selected at random.

a. In how many different ways can the sample be selected?

b. How many samples contain 3 defective transistors?

c. How many samples do not contain any defective transistors?

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Mathematics: Quality control from a shipment of 60 transistors 5 of
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