document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=605416>Question 605416</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A fair coin is tossed 500times,find the probability that the number of heads will not differ from 250 by (1)more than 10 (2)more than 30 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #381682 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=381682\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A fair coin is tossed 500times,find the probability that the number of heads will not differ from 250 by (1)more than 10 (2)more than 30<BR>\n" );
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document.write( "Binomial Problem with n = 500 and p(heads) = 1/2<BR>\n" );
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document.write( "P(240<= x <= 260) = binomcdf(500,1/2,260) - binomcdf(500,1/2,240) = 0.6284<BR>\n" );
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document.write( "P(220<= x <= 280) = same procedure<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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