Q6: A researcher conducted a survey to study the relation between the age and weight of children. He gathers the following data Age Xi 3 4 7 8 6 1 2 10 9 Weight yi 14 16 22 24 20 9 11 31 28 a. Draw the scattered diagram. b. Calculate Pearson correlation coefficient of the two variables. c. Do you get the similar information from (a) and (b)?