document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=383492>Question 383492</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A mail order house uses an average of 300 mailbags per day.  The number of bags needed each day is normally distributed with standard dev. = 50.  How many bags must the company have on hand at the beginning of a day to be 99% certain all orders can be filled?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #271522 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><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/cgi-bin/show-face.mpl?user=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=271522\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=P%28Z+%3C=+z%29+=+0.99 ALIGN=MIDDLE  ALT=\"P%28Z+%3C=+z%29+=+0.99\"   DISABLED_style= \"max-width:90%; height:auto;\" > implies that z = 2.325, approximately.  Then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=X+=+sigma%2Az+%2B+mu+=+50%2A2.325+%2B+300+=+416.25 ALIGN=MIDDLE  ALT=\"X+=+sigma%2Az+%2B+mu+=+50%2A2.325+%2B+300+=+416.25\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  They would need 417 bags to be 99% certain all orders can be filled. </SPAN>\n" );
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