document.write( "Question 992096: A family has three children. Every child was born to be a boy or girl with 50% chance. The probability if this family having three boys is: \n" ); document.write( "
Algebra.Com's Answer #611717 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! P(boy) = 0.5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "P(3 boys) = P(boy and boy and boy) \n" ); document.write( "P(3 boys) = P(boy)*P(boy)*P(boy) \n" ); document.write( "P(3 boys) = 0.5*0.5*0.5 \n" ); document.write( "P(3 boys) = 0.125\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The probability of having 3 boys is 12.5% \n" ); document.write( " |