document.write( "Question 451014: Four coin are tossed. What is the probability that they show 3 heads and 1 tail? \n" ); document.write( "
Algebra.Com's Answer #310140 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Four coin are tossed. What is the probability that they show 3 heads and 1 tail? \n" ); document.write( "------ \n" ); document.write( "Binomial Problem: n = 4 ; p(tail) = 1/2 \n" ); document.write( "-------- \n" ); document.write( "P(x = 1) = 4C1*(1/2)*(1/2)^3 = 4/16 = 1/4 \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================== \n" ); document.write( " |