Coding is to be used to work out the value of the product moment correlation coefficient for the following sets of data. Suggest a suitable coding for each. a x 2000 2010. 2015 2005 2003 2006 y 3 6 21 6 9 18 b s 100 300 200 400 300 700 t 2 0 1 3 3 6 AppendixLO1