document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=378956>Question 378956</A>: <I><SPAN STYLE=\"word-break: break-all;\"> three babies are born in a family.find the probability<BR>\n" );
document.write( "1...a family has 3 male babies given that all the 3 babies have same gender<BR>\n" );
document.write( "2....a family has 2 male babies when it is known that first baby is male </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #269126 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=269126\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> three babies are born in a family.find the probability<BR>\n" );
document.write( "1...a family has 3 male babies given that all the 3 babies have same gender<BR>\n" );
document.write( "Ans: 1/2<BR>\n" );
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document.write( "2....a family has 2 male babies when it is known that first baby is male<BR>\n" );
document.write( "Ans: P(one male in 2 births) = 2C1(1/2)^1*(1/2)^1 = 2*1/4 = 1/2<BR>\n" );
document.write( "====================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );