document.write( "Question 693895: Suppost that 14% people are left handed. If 9 people are selected at random, What is the possibility that exactly 2 of them are left handed? \n" ); document.write( "
Algebra.Com's Answer #427630 by stanbon(75887) ![]() You can put this solution on YOUR website! Suppose that 14% people are left handed. If 9 people are selected at random, What is the possibility that exactly 2 of them are left handed? \n" ); document.write( "----- \n" ); document.write( "Binomial Problem with n = 9 ; p(left) = 0.14 ; p(right) = 0.86 \n" ); document.write( "================== \n" ); document.write( "P(x = 2) = 9C2*0.14^2*0.86^7 \n" ); document.write( "------------------------------ \n" ); document.write( "= binompdf(9,0.14,2) = 0.2455 \n" ); document.write( "================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============================== \n" ); document.write( " \n" ); document.write( " |