document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=348457>Question 348457</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 3.	The results of a survey of 800 married couples and the number of children they had is shown below.\r<BR>\n" );
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document.write( "      Number of Children	Probability<BR>\n" );
document.write( "0	0.050<BR>\n" );
document.write( "1	0.125<BR>\n" );
document.write( "2	0.600<BR>\n" );
document.write( "3	0.150<BR>\n" );
document.write( "4	0.050<BR>\n" );
document.write( "5	0.025\r<BR>\n" );
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document.write( "If a couple is selected at random, what is the probability that the couple will have\r<BR>\n" );
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document.write( "a.	Less than 4 children?							<BR>\n" );
document.write( "b.	More than 2 children?<BR>\n" );
document.write( "c.	Either 2 or 3 children?<BR>\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 #249107 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=249107\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The results of a survey of 800 married couples and the number of children they had is shown below. <BR>\n" );
document.write( "Number of Children Probability<BR>\n" );
document.write( "0 0.050<BR>\n" );
document.write( "1 0.125<BR>\n" );
document.write( "2 0.600<BR>\n" );
document.write( "3 0.150<BR>\n" );
document.write( "4 0.050<BR>\n" );
document.write( "5 0.025 <BR>\n" );
document.write( "If a couple is selected at random, what is the probability that the couple will have <BR>\n" );
document.write( "a. Less than 4 children?<BR>\n" );
document.write( "1-(0.050+0.025) = 0.925<BR>\n" );
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document.write( "b. More than 2 children?<BR>\n" );
document.write( "1-[0.05 + 0.125] = 0.82.5<BR>\n" );
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document.write( "c. Either 2 or 3 children?<BR>\n" );
document.write( "0.60+0.15 = 0.75<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "  </SPAN>\n" );
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