Peter B.

asked • 06/10/20

this is my question, can someone help me with it .

Q‒2. A box contains 24 transistors, 4 of which are defective. If 4 are sold at random, find the following probabilities.

a) Exactly 2 are defectives.

b) None is defective.  

c) All are defective.

d) At least 1 is defective.

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