document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=285509>Question 285509</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can someone help me PLEASE, I am completely stuck and I can not even think on where to begin, I have tried and tried and come up with different answers each time.<BR>\n" );
document.write( "A teacher wishes to compare two different groups of students with respect to their mean time to complete a standardized test. The time required is determined for each group. The data summary is given below. Test the claim at  = 0.10, that there is no difference in variance. Give the critical region, test statistic value, and conclusion for the F test.<BR>\n" );
document.write( "n1 = 40     s1 = 44<BR>\n" );
document.write( "n2 = 60     s2 = 74<BR>\n" );
document.write( " = 0.10<BR>\n" );
document.write( "I need to find the · State the null and alternate hypotheses.Determine which test statistic applies, and calculate it.Determine the critical region.      State your decision: Should the null hypothesis be rejected?” <BR>\n" );
document.write( "You are given the following data. Test the claim that there is a difference in the means of the two groups. Use  = 0.01. <BR>\n" );
document.write( "Group A           Group B<BR>\n" );
document.write( " = 7             = 10<BR>\n" );
document.write( " = 12             = 11<BR>\n" );
document.write( " = 66            = 92<BR>\n" );
document.write( "State the null and alternate hypotheses<BR>\n" );
document.write( "Determine which test statistic applies, and calculate it<BR>\n" );
document.write( "Determine the critical value(s).<BR>\n" );
document.write( "State your decision: Should the null hypothesis be rejected?\r<BR>\n" );
document.write( "\n" );
document.write( "I need these answers A.S.A.P. please I am already having a very hard time with this class and my teachers patience is wearing very thing, Thank you sooooo very much for your time<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #207050 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=207050\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A teacher wishes to compare two different groups of students with respect to their mean time to complete a standardized test. The time required is determined for each group. The data summary is given below. Test the claim at <BR>\n" );
document.write( "alpha = 0.10, that there is no difference in variance. Give the critical region, test statistic value, and conclusion for the F test.<BR>\n" );
document.write( "n1 = 40 s1 = 44<BR>\n" );
document.write( "n2 = 60 s2 = 74<BR>\n" );
document.write( "----------------\r<BR>\n" );
document.write( "\n" );
document.write( "I need to find the · <BR>\n" );
document.write( "State the null and alternate hypotheses<BR>\n" );
document.write( "Ho: sigma1^2 = sigma2^2<BR>\n" );
document.write( "Ha: sigma1^2 is not equal to sigma2^2<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "Determine which test statistic applies and calculate it.<BR>\n" );
document.write( "2-Sample F-Test<BR>\n" );
document.write( "I used a Ti-84 calculator to get the following:<BR>\n" );
document.write( "test statistic: F = 0.35354..<BR>\n" );
document.write( "p-value = 0.0008374...<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "Determine the critical region.<BR>\n" );
document.write( "Reject Ho if<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "State your decision: Should the null hypothesis be rejected?”<BR>\n" );
document.write( "Since the p-value is less than 10%, reject Ho.<BR>\n" );
document.write( "======================================================= <BR>\n" );
document.write( "You are given the following data. Test the claim that there is a difference in the means of the two groups. Use = 0.01. <BR>\n" );
document.write( "Group A Group B<BR>\n" );
document.write( "= 7 = 10<BR>\n" );
document.write( "= 12 = 11<BR>\n" );
document.write( "= 66 = 92<BR>\n" );
document.write( "State the null and alternate hypotheses<BR>\n" );
document.write( "Ho: uA -uB = 0<BR>\n" );
document.write( "Ha: uA - uB is not 0<BR>\n" );
document.write( "----------------------------<BR>\n" );
document.write( "I ran a 2-Sample T test on my TI-84 calculator and got the following:<BR>\n" );
document.write( "----<BR>\n" );
document.write( "Determine which test statistic applies, and calculate it:<BR>\n" );
document.write( "test stat: t = -0.28207<BR>\n" );
document.write( "p-value = 0.7934..<BR>\n" );
document.write( "--------------------------<BR>\n" );
document.write( "Determine the critical value(s).<BR>\n" );
document.write( "State your decision: Should the null hypothesis be rejected?<BR>\n" );
document.write( "Since the p-value is greater than 1%, fail to reject Ho.<BR>\n" );
document.write( "-------------------------------------------------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "============================== <BR>\n" );
document.write( "I need these answers A.S.A.P. please I am already having a very hard time with this class and my teachers patience is wearing very thin, Thank you sooooo very much for your time\r<BR>\n" );
document.write( "\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );