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March 29, 2015

Homework Help: statistics

Posted by Moses joseph on Saturday, May 21, 2011 at 10:16am.

From a bag containing 6 black and 4 white balls, 2 balls are selected,one after the other,without replacement. Find (a) the probability that they are both black (b)the probability that they are both the same colour, (c) probability that they are different colours.

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