document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=202975>Question 202975</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determining null and alternative hypotheses\r<BR>\n" );
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document.write( "A toy manufacturer claims that the mean time that its top-selling toy captures children's attention is at least 45 minutes. Suppose that we doubt this claim and we carry out a hypothesis test to see if we can refute the claim. State the null hypothesis Ho and the alternative hypothesis H1 that we would use for this test. \r<BR>\n" );
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document.write( "Ho :___\r<BR>\n" );
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document.write( "H1 :___ </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #153128 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=153128\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Determining null and alternative hypotheses <BR>\n" );
document.write( "A toy manufacturer claims that the mean time that its top-selling toy captures children's attention is at least 45 minutes. Suppose that we doubt this claim and we carry out a hypothesis test to see if we can refute the claim. State the null hypothesis Ho and the alternative hypothesis H1 that we would use for this test. <BR>\n" );
document.write( "Ho :u >= 45 min___ <BR>\n" );
document.write( "H1 :u < 45 min___\r<BR>\n" );
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document.write( "Comment: Keep in mind that \"equality\" must always appear in Ho.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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