SOLUTION: A box contains 10 transistors , 4 of which were defective. If 4 are selected at random, find the probability that.
A: All are defective
B: None are defective
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Question 1006119: A box contains 10 transistors , 4 of which were defective. If 4 are selected at random, find the probability that.
A: All are defective
B: None are defective
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
All defective:
.
.
.
None defective:
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