SOLUTION: A box contains 10 chips. Seven of the chips are perfect, but the remaining three have some imperfection. In a random drawing of 4 chips with replacement, what is the probability

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Question 626663: A box contains 10 chips. Seven of the chips are perfect, but the remaining three have some imperfection.
In a random drawing of 4 chips with replacement, what is the probability that none of the chips are perfect?
In a random drawing of 4 chips without replacement, what is the probability that none of the chips are perfect?

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi,
A box contains 10 chips. Seven of the chips are perfect, but the remaining three have some imperfection.
In a random drawing of 4 chips with replacement, what is the probability that none of the chips are perfect? 0
In a random drawing of 4 chips without replacement, what is the probability that none of the chips are perfect? 0