document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1122309>Question 1122309</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Consider a sample with data values of 27, 25, 20, 19, 31, 35, 29, and 25. Compute the 20th, 25th, 65th, and 75th percentiles (to 1 decimal, if decimals are necessary).\r<BR>\n" );
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document.write( "20th percentile	\r<BR>\n" );
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document.write( "25th percentile	\r<BR>\n" );
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document.write( "65th percentile	\r<BR>\n" );
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document.write( "75th percentile	<BR>\n" );
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document.write( "For a set containing 8 data points, there is probably universal agreement on the median (50th percentile) -- it's the average of the two middle values.<br><BR>\n" );
document.write( "For the same size data set, I have seen different definitions of how to find the 25th and 75th percentile numbers, and the different definitions get different answers.<br><BR>\n" );
document.write( "I have never seen any definitions of how to find percentiles like 20th or 65th for a set containing only 8 data points.<br><BR>\n" );
document.write( "Presumably this question came from a textbook or some other resource.  Use the method defined in that resource to find the answers. </SPAN>\n" );
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