document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=801297>Question 801297</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a statistics class with 15 males and 13 females, five students are selected to put problems on the board. What is the probability that: <BR>\n" );
document.write( "a. 3 females and 2 males are selected? \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "b. all five students selected are males? \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "c. all five students selected are females? \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #483501 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=483501\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In a statistics class with 15 males and 13 females, five students are selected to put problems on the board. What is the probability that: <BR>\n" );
document.write( "a. 3 females and 2 males are selected?<BR>\n" );
document.write( "# of ways to succeed = 13C3*15C2<BR>\n" );
document.write( "# of possible groups of 5 = 28C5<BR>\n" );
document.write( "P(3 fem and 2 male) = 30030/98280 = 0.3056 <BR>\n" );
document.write( "================================================\r<BR>\n" );
document.write( "\n" );
document.write( "b. P(all five students selected are males?) = 15C5/28C5 = 0.0306<BR>\n" );
document.write( "============================================= \r<BR>\n" );
document.write( "\n" );
document.write( "c. all five students selected are females? <BR>\n" );
document.write( "Ans: 13C5/28C5<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );