Asked by Usman
A bag contain 5 white 7 red 5 black balls.if 4 balls are drwn one by one with replacmment tha probability that none is white
Answers
Answered by
Reiny
Since the ball is returned, these are independent events
prob(not white) = 12/17
we want this 4 times in a row, so
prob(your event) = (12/17)^4
prob(not white) = 12/17
we want this 4 times in a row, so
prob(your event) = (12/17)^4
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