document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=324759>Question 324759</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 12.52 Below are average gestation days and longevity data for 22 animals. <BR>\n" );
document.write( "(a) Make a scatter plot.  (b) Find the correlation coefficient and interpret it. <BR>\n" );
document.write( "(c) Test the correlation coefficient for significance, clearly stating the 	<BR>\n" );
document.write( "degrees of freedom. (Data are from The World Almanac and Book of Facts, <BR>\n" );
document.write( "2005, p. 180.  Used with permission.) 				<BR>\n" );
document.write( "		Gestation					<BR>\n" );
document.write( "Gestation (days) and Longevity (Years) for Selected Animals (n = 22)	<BR>\n" );
document.write( "							<BR>\n" );
document.write( "Animal 	 Gestation       	Longevity					<BR>\n" );
document.write( "							<BR>\n" );
document.write( "Ass 	     365	           12					<BR>\n" );
document.write( "Baboon       187	           20					<BR>\n" );
document.write( "Beaver	     122	           5					<BR>\n" );
document.write( "Buffalo	    278	                   15					<BR>\n" );
document.write( "Camel	     406	           12					<BR>\n" );
document.write( "Cat	     63	                   12					<BR>\n" );
document.write( "Dog	     61	                  12					<BR>\n" );
document.write( "Deer	     201	            8					<BR>\n" );
document.write( "Elephant     645	           40					<BR>\n" );
document.write( "Fox	     52	                   7					<BR>\n" );
document.write( "Guinea Pi    68	                    4					<BR>\n" );
document.write( "Horse	    330	                   20					<BR>\n" );
document.write( "Kangaroo     42	                   7					<BR>\n" );
document.write( "Lion	     100	          15					<BR>\n" );
document.write( "Moose	     240                   12					<BR>\n" );
document.write( "Mouse	      21	            3	    				<BR>\n" );
document.write( "Possum	      15	            1					<BR>\n" );
document.write( "Rabbit 	      31	            5					<BR>\n" );
document.write( "Rhino	     450	           15					<BR>\n" );
document.write( "Sheep	     154	           12					<BR>\n" );
document.write( "Wolf	      63	            5					<BR>\n" );
document.write( "Zebra	     365	           15						 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #232485 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=232485\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=drawing%28300%2C300%2C-50%2C650%2C-10%2C50%2Cgrid%281%29%2C%0D%0Acircle%28365%2C+12%2C5+%29%2C%0D%0Acircle%28187%2C+20%2C5+%29%2C%0D%0Acircle%28122%2C+5%2C5+%29%2C%0D%0Acircle%28278%2C+15%2C5%29+%2C%0D%0Acircle%28406%2C+12%2C5+%29%2C%0D%0Acircle%2863+%2C12%2C5+%29%2C%0D%0Acircle%2861%2C+12%2C5+%29%2C%0D%0Acircle%28201%2C+8%2C5%29%2C%0D%0Acircle%28645%2C+40%2C5+%29%2C%0D%0Acircle%2852%2C+7%2C5+%29%2C%0D%0Acircle%2868%2C+4%2C5+%29%2C%0D%0Acircle%28330%2C+20%2C5+%29%2C%0D%0Acircle%2842%2C+7%2C5+%29%2C%0D%0Acircle%28100%2C+15%2C5+%29%2C%0D%0Acircle%28240%2C+12%2C5+%29%2C%0D%0Acircle%2821%2C+3%2C5+%29%2C%0D%0Acircle%2815%2C+1%2C5+%29%2C%0D%0Acircle%2831%2C+5%2C5+%29%2C%0D%0Acircle%28450%2C+15%2C5+%29%2C%0D%0Acircle%28154%2C+12%2C5+%29%2C%0D%0Acircle%2863%2C+5%2C5+%29%2C%0D%0Acircle%28365%2C+15%2C5%29%2C%0D%0Agraph%28300%2C300%2C-50%2C650%2C-10%2C50%2C0%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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