document.write( "Question 682020: THE PROBABILITY OF A STUDENT AT A PARTICULAR UNIVERSITY BEING FEMALE IS 0.57. 12 STUDENTS AT THIS UNIVERSITY ARE SELECTED AT RANDOM (INDEPENDENTLY OF EACH OTHER. WHAT IS THE PROBABILITY THAT 3 OF THEM ARE FEMALE? \n" ); document.write( "
Algebra.Com's Answer #422972 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
THE PROBABILITY OF A STUDENT AT A PARTICULAR UNIVERSITY BEING FEMALE IS 0.57. 12 STUDENTS AT THIS UNIVERSITY ARE SELECTED AT RANDOM (INDEPENDENTLY OF EACH OTHER. WHAT IS THE PROBABILITY THAT 3 OF THEM ARE FEMALE?
\n" ); document.write( "--------
\n" ); document.write( "Binomial Problem with n = 12 and p(female) = 0.57
\n" ); document.write( "------
\n" ); document.write( "P(x = 3) = 12C3*0.57^3*0.43*^9 = binompdf(12,0.57,3) = 0.0205
\n" ); document.write( "=====================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "=================
\n" ); document.write( "
\n" );