Homework Help: statistics

Posted by Heather on Tuesday, August 23, 2011 at 9:39pm.

A class roster includes 24 males students and 15 female students who are IT majors. If 4 students from the group are selected to represent IT majors at a University meeting, what is the probability 2 will be male and 2 will be female?

College of education gumel jigawa state - Nura muhd, Wednesday, August 24, 2011 at 6:31am
2male=2/24=1/12 2female=2/15
statistics - Heather, Wednesday, August 24, 2011 at 2:11pm
This is actually the correct answer:

(24C2)*(15C2) 276*105 28980
_____________= ________ =________ =0.35
(39C4) 82251 82251
statistics - Heather, Wednesday, August 24, 2011 at 2:13pm
Sorry the spacing for the above answer shifted when I posted but the answer is 0.352

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