document.write( "Question 1058221: A committee has seven men and four women.
\n" );
document.write( "If four people are selected to go to a conference, what is the chance that the group is two men and two women?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #673252 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! There are 11C4 ways to go or 330 ways. \n" ); document.write( "There are 7C2 ways to choose the men (21) \n" ); document.write( "There are 4C2 ways to choose the women (6) \n" ); document.write( "They are independent, meaning the choice of men does not affect the choice of the women. \n" ); document.write( "That product is 126 \n" ); document.write( "The probability is 126/330, or 21/55 \n" ); document.write( "The other choices should add up to 204 \n" ); document.write( "one man, 3 women is 7*4=28 \n" ); document.write( "no men, 4 women is 1 way \n" ); document.write( "3 men, 1 woman is 35*4=140 ways \n" ); document.write( "4 men, 0 woman is 35 ways \n" ); document.write( "They add up to 204. \n" ); document.write( " |