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Old 07-29-2007   #1
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Default Probability Maths Question??? Thanx to everyone who can help!?

1. Three balls are selected from a box containing 4 red balls and 5 blue balls. If the ball chosed after each selection is replaced before the next selection, finda) the probability distribution for the following number of red balls drawn:i. 0 red ballsii. 1 red balliii. 2 red ballsiv. 3 red balls(b) the probability that three reds are chosen, given that at least one ball is red.Please explain the steps as well...THANKS!!! because i have no clue on how to do it...and probability isn't my favorite topic! So thanx to everyone out there!
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