document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=376459>Question 376459</A>: <I><SPAN STYLE=\"word-break: break-all;\"> In an experiment, researchers tested 40 adults (group A), and 40 children (group C) to determine which room temperature each person finds most comfortable. If the researchers suspect that on average children prefer warmer room temperature, which set of hypotheses should they use?\r<BR>\n" );
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document.write( " A. H0: &#956;A - &#956;c = 0\r<BR>\n" );
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document.write( "Ha : &#956;A - &#956;c < 0<BR>\n" );
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document.write( " B. H0: &#956;A - &#956;c = 0\r<BR>\n" );
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document.write( "Ha : &#956;A - &#956;c > 0<BR>\n" );
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document.write( " C. H0: &#956;A - &#956;c = 0\r<BR>\n" );
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document.write( "Ha : &#956;A - &#956;c &#8800; 0<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 #268612 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=268612\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The answer is choice A because <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \mu_{A} - \mu_{c}<0 \"> can be written as <IMG STYLE=\"max-width:80%;\" SRC=\"/cgi-bin/rendertex.cgi?\LARGE \mu_{A} < \mu_{c} \"> which basically says that the average temp for children is greater than the average temp for adults. </SPAN>\n" );
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