document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1054808>Question 1054808</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The number of days between billing and payment of charge accounts at Groshen’s, a large department store, is approximately normally distributed with a mean of 18 days and standard deviation of 4 days.\r<BR>\n" );
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document.write( "a.What is the probability that a bill will be paid between 12 and 18 days?\r<BR>\n" );
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document.write( "b.What is the probability that a bill will be paid between 20 and 23 days?\r<BR>\n" );
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document.write( "c.What is the probability that a bill will be paid between 10 and 20 days? \r<BR>\n" );
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document.write( "d.What is the probability that a bill will take longer than 21 days to be paid? \r<BR>\n" );
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document.write( "e.What is the probability that a bill will take less than 16 days to be paid?\r<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 #670004 by </B><A HREF=/tutors/aboutme.mpl?userid=ewatrrr><B>ewatrrr(24785)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ewatrrr><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=ewatrrr><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=670004\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> mean of 18 days and standard deviation of 4 days<BR>\n" );
document.write( "TI syntax is normalcdf(smaller, larger, µ, &#963;).<BR>\n" );
document.write( "a. P(12 &#8804; x &#8804; 18)= normalcdf(12,18,18,4)<BR>\n" );
document.write( "b. P(20 &#8804; x &#8804; 23)= normalcdf(20,23,18,4)<BR>\n" );
document.write( "c. P(10 &#8804; x &#8804; 20)= normalcdf(10,20,18,4)<BR>\n" );
document.write( "d. P(x > 21) = normalcdf(21,9999,18,4) 9999 a placeholder<BR>\n" );
document.write( "e. P(x < 16) = normalcdf(-9999,16,18,4) -9999 a placeholder </SPAN>\n" );
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