document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=285830>Question 285830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The mean amount spent by a family of four on food per month is $500 with a standard deviation of $75. Assuming that the food costs are normally distrubuted, what is the probability that a family spends less than $ 410 per month.\r<BR>\n" );
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document.write( "DO NOT SOLVE. JUST NEED TO KNOW WHICH FORMULA.<BR>\n" );
document.write( "a.Special rule of addition<BR>\n" );
document.write( "b. general rule of addition<BR>\n" );
document.write( "c. special rule of multiplication<BR>\n" );
document.write( "d. genreal rule of multiplication<BR>\n" );
document.write( "e. permutation<BR>\n" );
document.write( "f. combination<BR>\n" );
document.write( "g. multiplication counting formula<BR>\n" );
document.write( "h. binomial<BR>\n" );
document.write( "i. binomial<BR>\n" );
document.write( "j. normal<BR>\n" );
document.write( "k. normal approximation to the binomial </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #207261 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=207261\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> normal<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );