document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=437263>Question 437263</A>: <I><SPAN STYLE=\"word-break: break-all;\"> use the given sample statistic to test teh claim about the difference between 2 Population means U1 and U2. at the given level of significance alfa. samples are random /independent. the populations are normally distributed.\r<BR>\n" );
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document.write( "claim: U1=U2 i dont understand??<BR>\n" );
document.write( "alfa: .05<BR>\n" );
document.write( "x1: 300<BR>\n" );
document.write( "S1: 26<BR>\n" );
document.write( "N1: 19<BR>\n" );
document.write( "x2: 290<BR>\n" );
document.write( "S2: 22<BR>\n" );
document.write( "N2: 12 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #302442 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=302442\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  use the given sample statistic to test the claim about the difference between 2 Population means U1 and U2. at the given level of significance alfa. samples are random /independent. the populations are normally distributed.<BR>\n" );
document.write( "Ho: u1-u2 = 0 (claim)<BR>\n" );
document.write( "Ha: u1-u2 is not 0<BR>\n" );
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document.write( "claim: U1=U2 i dont understand??<BR>\n" );
document.write( "alfa: .05<BR>\n" );
document.write( "x1: 300<BR>\n" );
document.write( "S1: 26<BR>\n" );
document.write( "N1: 19<BR>\n" );
document.write( "x2: 290<BR>\n" );
document.write( "S2: 22<BR>\n" );
document.write( "N2: 12<BR>\n" );
document.write( "---<BR>\n" );
document.write( "I ran a 2-Sample T-test on a TI calculator and got the following:<BR>\n" );
document.write( "test stat: t= 1.1477<BR>\n" );
document.write( "p-value = 0.2614<BR>\n" );
document.write( "df = 26.41<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Conclusion: Since the p-value is greater than 5%, fail to reject Ho.<BR>\n" );
document.write( "The claim is supported by the test results.<BR>\n" );
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document.write( "cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );