document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=317201>Question 317201</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The mean SAT score in mathematics is 485. The founders of a nationwide SAT preparation course claim that graduates of the course score higher, on average, than the national mean. Suppose that the founders of the course want to carry out a hypothesis test to see if their claim has merit. State the null hypothesis H_0and the alternative hypothesis H_1that they would use.\r<BR>\n" );
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document.write( "H_0=\r<BR>\n" );
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document.write( "H_1=<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 #227090 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=227090\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The null hypothesis would be H0:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=mu%3E485 ALIGN=MIDDLE  ALT=\"mu%3E485\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Their training increases test scores beyond the mean SAT score.<BR>\n" );
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document.write( "The alternative hypothesis would be H1:<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=mu+%3C=+485 ALIGN=MIDDLE  ALT=\"mu+%3C=+485\"   DISABLED_style= \"max-width:90%; height:auto;\" >. </SPAN>\n" );
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