document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=519876>Question 519876</A>: <I><SPAN STYLE=\"word-break: break-all;\"> the average flight from point a to point b takes 200 minutes with a standard deviation of 10 minutes what is the probability that a flight will take between 197 and 205  minutes? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #345818 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=345818\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the average flight from point a to point b takes 200 minutes with a standard deviation of 10 minutes what is the probability that a flight will take between 197 and 205 minutes?<BR>\n" );
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document.write( "z(197) = (197-200)/10 = -3/10<BR>\n" );
document.write( "z(205) = (205-200)/10 = 1/2<BR>\n" );
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document.write( "P(197 < x < 205) = P(-3/10 < z < -1/2) = 0.3094<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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