document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=761788>Question 761788</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine the probability of p(x>108) with a mean of 100 and a standard deviation of 8<BR>\n" );
document.write( " ----<BR>\n" );
document.write( " z(108) = (108-100)/8 = 1<BR>\n" );
document.write( " ---<BR>\n" );
document.write( " P(x > 108) = P(z > 1) = 0.1587<BR>\n" );
document.write( "I understand everything very clearly until the problem gets to the answer of 0.1587. I don't understand what techniques or strategy was used to get to this number? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #463474 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=463474\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Determine the probability of p(x>108) with a mean of 100 and a standard deviation of 8<BR>\n" );
document.write( "----<BR>\n" );
document.write( "z(108) = (108-100)/8 = 1<BR>\n" );
document.write( "---<BR>\n" );
document.write( "P(x > 108) = P(z > 1) = 0.1587<BR>\n" );
document.write( "I understand everything very clearly until the problem gets to the answer of 0.1587. I don't understand what techniques or strategy was used to get to this number?<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "You need a z-chart, software, or calculator.  There are z-charts and ways<BR>\n" );
document.write( "to find P(z > 1) online.<BR>\n" );
document.write( "------<BR>\n" );
document.write( "I use a TI-84 calculator to get normalcdf(1,100) = 0.1587<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" );