document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=825378>Question 825378</A>: <I><SPAN STYLE=\"word-break: break-all;\">  Based on this survey, what is the probability that a randomly selected American adult has never been tested?  Show your work. Hint: using the data in the two total rows, this would be calculated as p (NT) /( p (NT) + p (T)), where p is probability.<BR>\n" );
document.write( "ge Group\r<BR>\n" );
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document.write( "Tested\r<BR>\n" );
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document.write( "Never Tested\r<BR>\n" );
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document.write( "18-44 years\r<BR>\n" );
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document.write( "50,080\r<BR>\n" );
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document.write( "56,405\r<BR>\n" );
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document.write( "45-64 years\r<BR>\n" );
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document.write( "23,768\r<BR>\n" );
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document.write( "48,537\r<BR>\n" );
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document.write( "65-74 years\r<BR>\n" );
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document.write( "2,694\r<BR>\n" );
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document.write( "15,162\r<BR>\n" );
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document.write( "75 years and over\r<BR>\n" );
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document.write( "1,247\r<BR>\n" );
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document.write( "14,663\r<BR>\n" );
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document.write( "Total\r<BR>\n" );
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document.write( "77,789\r<BR>\n" );
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document.write( "134,767 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #497290 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=497290\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> American adult has never been tested? Show your work. Hint: using the data in the two total rows, this would be calculated as p (NT) /( p (NT) + p (T)), where p is probability.<BR>\n" );
document.write( "ge Group <BR>\n" );
document.write( "Tested <BR>\n" );
document.write( "Never Tested <BR>\n" );
document.write( "18-44 years ----------------<BR>\n" );
document.write( "50,080 <BR>\n" );
document.write( "56,405 <BR>\n" );
document.write( "45-64 years----------------- <BR>\n" );
document.write( "23,768 <BR>\n" );
document.write( "48,537 <BR>\n" );
document.write( "65-74 years----------------- <BR>\n" );
document.write( "2,694 <BR>\n" );
document.write( "15,162 <BR>\n" );
document.write( "75 years and over----------- <BR>\n" );
document.write( "1,247 <BR>\n" );
document.write( "14,663 <BR>\n" );
document.write( "Total----------------------- <BR>\n" );
document.write( "77,789 <BR>\n" );
document.write( "134,767<BR>\n" );
document.write( "------<BR>\n" );
document.write( "P(not tested) = 134,767/(134,767+77,789) = 0.634<BR>\n" );
document.write( "======================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "============<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );