document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1180798>Question 1180798</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A social worker wants to test (𝛼=0.05) whether the average body mass index<BR>\n" );
document.write( "(BMI) of the students under feeding program is different from 8.2 kg.<BR>\n" );
document.write( "a) State the H0 and H1in words.<BR>\n" );
document.write( "b) State the H0 and H1 in symbols.<BR>\n" );
document.write( "c) What is the probability of committing Type I error?<BR>\n" );
document.write( "d) State the conclusion when H0 is rejected.<BR>\n" );
document.write( "e) Determine the direction and the tail (if applicable) to be used. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #813918 by </B><A HREF=/tutors/aboutme.mpl?userid=robertb><B>robertb(5830)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=robertb><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=robertb><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=813918\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a)  H0:  BMI is equal to 8.2.<BR>\n" );
document.write( "H1:  BMi is not equal to 8.2.\r<BR>\n" );
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document.write( "b)  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=H%5B0%5D%3A+mu+=+8.2 ALIGN=MIDDLE  ALT=\"H%5B0%5D%3A+mu+=+8.2\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=H%5B1%5D%3A+mu+%3C%3E+8.2 ALIGN=MIDDLE  ALT=\"H%5B1%5D%3A+mu+%3C%3E+8.2\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "c) The probability of committing a Type 1 error is equal to the the significance level, 5%.\r<BR>\n" );
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document.write( "d) When H0 is rejected, we say that the BMI is significantly different from 8.2.\r<BR>\n" );
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document.write( "e)  If the sample BMI is greater than 8.2, then the rejection region is on the right tail.\r<BR>\n" );
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document.write( "If the sample BMI is less than 8.2, then the rejection region is on the left tail. </SPAN>\n" );
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