Saturday

April 18, 2015

April 18, 2015

Posted by **robson** on Thursday, January 17, 2013 at 7:42pm.

Find:

a)The probability that a student, chosen at random, will have both albums dowloaded. Think ∩ .

b) A student with the group Y album, will also have the group X album

c) A student has the group X album, but not the group Y album.

d) A student has neither album.(think intersection of compliments

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