SOLUTION: It is known that ther are two defective items in a group of ten.One item is selected and then a second without replacing the first item.What is the probability that
i)both items a
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i)both items a
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Question 696873: It is known that ther are two defective items in a group of ten.One item is selected and then a second without replacing the first item.What is the probability that
i)both items are good.
ii)The second one is defective
iii)both are defective. Answer by stanbon(75887) (Show Source):
(