document.write( "Question 762435: From a group of 12 students, we want to select a random sample of 4 students to serve on a university committee. How many different random samples of 4 students can be selected?
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #463951 by ramkikk66(644)![]() ![]() ![]() You can put this solution on YOUR website! Number of ways 4 students can be chosen from a set of 12 = C(12,4) i.e. 12 choose 4.\r \n" ); document.write( "\n" ); document.write( "= (12*11*10*9)/(1*2*3*4) = 495 ways.\r \n" ); document.write( "\n" ); document.write( ":) \n" ); document.write( " |