Asked by Amit sahu
In a box contain 4 green balls 4 white balls and 4 red balls .If 4 balls are drown randomly what is the probability that no one even out of the 4 balls being white.
Answers
Answered by
Reiny
"that no one even out of the 4 balls being white" ??
you mean, none of the balls drawn is white ?
8 of the 12 are "non-white"
prob(of your event)
= (8/12)(7/11)(6/10)(5/9)
= 14/99
assuming the balls are not returned after they are drawn
you mean, none of the balls drawn is white ?
8 of the 12 are "non-white"
prob(of your event)
= (8/12)(7/11)(6/10)(5/9)
= 14/99
assuming the balls are not returned after they are drawn
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