document.write( "Question 781544: Nate rolls a fair, six-sided die 5 times. What is the probability that he will get at least 2 evens? \n" ); document.write( "
Algebra.Com's Answer #475993 by edjones(8007)![]() ![]() You can put this solution on YOUR website! nCr=n!/(r!(n-r)!) \n" ); document.write( "5C0=.5^5=.031 none are even. \n" ); document.write( "5C1=5*.5*.5^4=.156 \n" ); document.write( ". \n" ); document.write( ".031+.156=.1875 Less than 2 evens occur. \n" ); document.write( "1-.1875=0.8125 the probability that he will get at least 2 evens. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |