document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=766494>Question 766494</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help with this problem.\r<BR>\n" );
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document.write( "on the basis of data for the years 1913 through 1994, the expected life span of people in a country can be described by the function f(x)=12.602 ln x + 17.992 years, where x is the number of years from 1909 to the person's birth year. What does this model estimate the life span to be for people born in 1969? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #466944 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=466944\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> on the basis of data for the years 1913 through 1994, the expected life span of people in a country can be described by the function f(x)=12.602 ln x + 17.992 years, where x is the number of years from 1909 to the person's birth year. What does this model estimate the life span to be for people born in 1969?<BR>\n" );
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document.write( "x = 60<BR>\n" );
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document.write( "f(60) = 12.602*ln(60) + 17.992 = 69.59 years<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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