Consider the data in the table below. Calculate the value of the Pearson correlation coefficient between X and Y and test for its statistical signfii -

cance. What do you conclude?

X 20 8 12 4 17 10 18 7 14 Y 63 37 31 59 44 32 49 41 33 X 3 11 19 15 6 9 13 5 16 Y 67 31 56 36 46 34 31 53 39 Now prepare a scatter plot of the data. What type of association is there between X and Y?

AppendixLO1