document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=823106>Question 823106</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A survey was conducted to study the effects of weight loss from a low fat diet.  Two random samples of 100 people each were selected. One group was put on the low fat diet and the other group on the regular diet. The weight gain of the individual was measured. We want to determine whether there is any difference between the population mean weight losses from two diets.  &#945; = 0.05.\r<BR>\n" );
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document.write( "sample mean 1	9.31<BR>\n" );
document.write( "sample mean 2	7.4<BR>\n" );
document.write( "t	3.095390373<BR>\n" );
document.write( "P-value	0.00127807<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 #495290 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=495290\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A survey was conducted to study the effects of weight loss from a low fat diet. Two random samples of 100 people each were selected. One group was put on the low fat diet and the other group on the regular diet. The weight gain of the individual was measured. We want to determine whether there is any difference between the population mean weight losses from two diets. &#945; = 0.05.<BR>\n" );
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document.write( "Ho: u1-u2 = 0<BR>\n" );
document.write( "Ha: u1-u2 # 0<BR>\n" );
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document.write( "sample mean 1 9.31<BR>\n" );
document.write( "sample mean 2 7.4<BR>\n" );
document.write( "t =  3.095390373<BR>\n" );
document.write( "P-value 0.00127807<BR>\n" );
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document.write( "If your p-value is correct, reject Ho because the p-value is <BR>\n" );
document.write( "less than 5%.<BR>\n" );
document.write( "Conclusion: There is no statically significant different between<BR>\n" );
document.write( "the proportions at the 5% level of significance.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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