document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=929404>Question 929404</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Vermont State legislators would like to think that a majority of voters favor their proposed law. Assume that 50% of Vermont voters really do favor the law. \r<BR>\n" );
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document.write( "a) find the probability that in a sample of 40 voters, only 10 or fewer favor the law. \r<BR>\n" );
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document.write( "b) based on your answer from part a, would you think that a majority of voters really do favor the law? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #564259 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=564259\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Claim: p(favor) = .50<BR>\n" );
document.write( "Sample: p = .25<BR>\n" );
document.write( "P( x < .25) = P(z <  (.25-.50)/sqrt(.50*.50/40)) = P(z <  -.25/sqrt(.50*.50/40))<BR>\n" );
document.write( "P( x < .25) = P(z < -6.3246) = normalcdf(-100,-6.3246) = 1.269x10^(-10)<BR>\n" );
document.write( "..........<BR>\n" );
document.write( "do NOT think that a majority of voters really do favor the law </SPAN>\n" );
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