document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=835844>Question 835844</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In a binomial distribution, the mean and the standard deviation were found to be 36 and 4.8 respectively. Find the parameters of binomial distribution. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #503766 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=503766\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In a binomial distribution, the mean and the standard deviation were found to be 36 and 4.8 respectively. Find the parameters of binomial distribution.<BR>\n" );
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document.write( "Equations:<BR>\n" );
document.write( "np = 36<BR>\n" );
document.write( "sqrt(npq) = 4.8<BR>\n" );
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document.write( "Solve for \"n\" and for \"p\"::<BR>\n" );
document.write( "sqrt(36q) = 4.8<BR>\n" );
document.write( "6sqrt(q) = 4.8<BR>\n" );
document.write( "sqrt(q) = 0.8<BR>\n" );
document.write( "q = 0.64<BR>\n" );
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document.write( "The p = 1-0.64 = 0.36<BR>\n" );
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document.write( "Solve for \"n\":<BR>\n" );
document.write( "np = 36<BR>\n" );
document.write( "n*0.36 = 36<BR>\n" );
document.write( "n = 100<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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