document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=186197>Question 186197</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/1592009425/algebrahomeworkh>doana and seward</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Can some please help thank you\r<BR>\n" );
document.write( "\n" );
document.write( "In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the resulting damage (in dollars) was estimated five test vehicles of each type were crashed, with the results shown below. Research question: Are the mean crash damages the same for these three vehicles? Crash1<BR>\n" );
document.write( "Crash Damage ($)<BR>\n" );
document.write( "Goliath				Varmint				     Weasel<BR>\n" );
document.write( "1,600				1,290					1,090<BR>\n" );
document.write( "760				1,400					2,100	<BR>\n" );
document.write( "880				1,390					1,830<BR>\n" );
document.write( "1,950				1,850					1,250<BR>\n" );
document.write( "1,220				950					1,920<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #139672 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=139672\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> In a bumper test, three types of autos were deliberately crashed into a barrier at 5 mph, and the resulting damage (in dollars) was estimated five test vehicles of each type were crashed, with the results shown below. Research question: Are the mean crash damages the same for these three vehicles? Crash1<BR>\n" );
document.write( "Crash Damage ($)<BR>\n" );
document.write( "Goliath Varmint Weasel<BR>\n" );
document.write( "1600,...1290.... 1,090<BR>\n" );
document.write( "760.... 1400.... 2,100 <BR>\n" );
document.write( "880.... 1390.... 1,830<BR>\n" );
document.write( "1,950.. 1850.... 1,250<BR>\n" );
document.write( "1,220... 950.... 1,920<BR>\n" );
document.write( "------------------<BR>\n" );
document.write( "Ho: The means are the same<BR>\n" );
document.write( "Ha: At least one of the means is not the same as the others<BR>\n" );
document.write( "---------------<BR>\n" );
document.write( "I ran an ANOVA Test against the three sets of data and got the<BR>\n" );
document.write( "following results:<BR>\n" );
document.write( "test statistic: F = 0.9367<BR>\n" );
document.write( "p-value: 0.4188<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "Conclusion: since the p-value is less than 5%, reject Ho.<BR>\n" );
document.write( "Not all the means are equal<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );